Find the standard deviation of first 'n' natural numbers?
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Find the standard deviation of first 'n' natural numbers?
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An alloy is a/an?
Simplify $$1035\div[\frac{3}{4}(71+65)-15\frac{3}{4}]$$
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The liver oil of fish is rich in?
Find the square root of$$ \frac{a^{2}}{b^{2}}$$ +$$\frac{b^{2}}{a^{2}}$$+2
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Find the mean of the first 10 consecutive odd numbers.
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In a certain code, 15789 is written as 'EGKPT' and 2346 is written as 'ALUR'. How is 23549 written in that code?
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Which of the following is more environmental friendly?
Substances whose odour changes in acidic or basic media are called?
Find the missing group of alphabets in the following series.BV, ET, HR, KP, (…), QL
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From the set of prime numbers between 50 and 100, how many pairs of prime are there that add up to a prime number?
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A train 110 m long is running at a speed of 60 km/hr. In what time will it pass a man who is running at 6 km/hr in the direction opposite to that in which the train is going?
Which word will best complete the relationship given below? Cube : Square :: Square : ?
Which information is conveyed by a balanced chemical equation?
Pratyush is India's most powerful petaflop super computer which is used in?
Which word will best complete the relationship given below? Jungle : Zoo :: Sea : ?
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Which of these is directly proportional to potential difference?
Find the ODD one out from the given options.
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Simplify: 1/(cosec θ - cot θ)
Complex carbohydrates which make up cell wall in plants are called?
In this question, a statement is given followed by three conclusions. Choose the conclusion(s) which best fit(s) logically.
Statement:
U = V < W ≤ Z
Conclusions:
I. W > U
II. Z > U
III. Z < U
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In which of the following amendments of the Constitution of India was Delhi designated as National Capital Territory (NCT)?
A homologous series is a series of carbon compounds that has?A)The same number of carbon atoms but contain different functional group
What is 1 Dioptre equal to?
A continuous conducting path consisting of wires and other resistances, a switch, terminals of a cell along which the current flows is called?
In $$\triangle ABC$$ $$\angle B=90^\circ$$ AB=5cm. Construction of $$\triangle ABC$$ is not possible if $$ AC-BC $$=?
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Complete the series. 5, 7, 25, 49, 125, (...)
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Who among the following won the Men's 1500 metres race in the Jakarta Asian Games 2018?
A father has a 12 year old son. He was thrice his son's present age when the son was born. How old is the father now?
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Which of the following parts are cleaned using ultrasound?
Water exists as _________ in its solid state.
A pipe P can drain out water from a tank in 20 hours. Another pipe Q can drain 20 litres per hour. If both drains are opened, the tank is emptied in 12 hours. What is the capacity of the tank?
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Which of the following diseases is NOT immunised by triple antigen?
Which of the following is a milk protein?
Which of the following ratios is the largest?
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Which word will best complete the relationship given below? Fire : Ashes :: Explosion : ?
($$2^{25} + 2 ^{26}+ 2 ^{27}+ 2^{28}$$ ) is a multiple of which of the following numbers?
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If D = 4 and COVER = 63, then BASIS = ?
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Which of the following is NOT a ozone depleting substance?
If south becomes south east and north east becomes north and so on. What will be the south west and west become?
Three of the following four of alphabets and numerals have the same relationship between their elements as in the case of the pair PRIVATE : 8732465 and hence form a group. Which of the following does not belong to the group?
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In which parts of the plant photosynthesis takes place?
The path followed by a projectile is called its -
What is the minimum voting age for women in India?
Which of the following countries was the host of FIFA World Cup 2018?
Which of the following does NOT change when a chemical reaction take place?
__________ has been awarded with the Padma Bhushan award in 2019.
If 12 men and 6 boys can do a work in 4 days and 4 men and 14 boys can do the same work in 8 days, find the ratio of efficiency of a man to that of a boy.
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Pepsin is an enzyme secreted in the?
Find the ODD one out from the given options.
Which of these sets of numbers are in continued proportion?
(i) 0.4, 3.6, 3.24
(ii) 7, 21, 63
(iii) 2.4, 9.6, 38.4
Which day was observed as 'Swaraj Day' in Indian history?
Read the following information carefully and answer the question given below.
J, P, Q, R, S, T, U and V are 4 married couples sitting in a circle facing the center. The professions of the males within the group are Lecturer, Lawyer, Doctor and Scientist. Among the males R (the Lawyer) and V (the Scientist) are sitting together. Each man is seated beside to his wife. U, the wife of the Lecturer is seated second to the right of V, and T is seated between U and V. P, the wife of the Doctor, is seated to the immediate left of the Lawyer's wife. Q is not the doctor. S is a male, and J is a female.
Who sits between V and J?
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Read the following information carefully and answer the question given below.
Six boys—M, N, O, P, Q, R and six girls—U, V, W, X, Y, Z are standing in rows in such a way that each girl faces one boy, not necessarily in the same order. U is to the immediate right of the girl who is facing Q the boy at the extreme right. Only N is between P and Q. R is to the immediate left of M and to the immediate right of O. W is facing M and is to the immediate left of V. Z is third to the left of X.
Which of the following girls is facing P?
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Find the missing numbers in the following series. 2, 7, 23, (...), 220
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A watch reads 4:30. If the minute hand points east, in what direction will the hour hand point?
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Choose the figure that best represents the relation ship among the classes given below ?
Keyboard, Monitor, Mouse, Scanner
With which of the following sports is Sania Mirza associated?
A sum of money lent out at a certain rate of compound interest compounded annaually amount to Rs.1260 in 2 years and to Rs 1606 in 3 years.find the rate of interest
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________ is an aperture which controls light passage in the eye.
D, E, F are midpoints of the sides BC, CA, AB of a ∆ABC. If area of ∆ABC is 20 cm², then find area of the trapezium FBCE.
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If '+' means 'x', '-' means '+', 'x' means '÷' and '÷' means '-' , then, 8 x 4 - 6 ÷ 3 + 1 = ?
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Which least number when divided by 12, 15, 20 and 54 leaves a remainder 8 in each case?
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'Drag' is the name given to frictional forces exerted by what?
A grandfather and his granddaughter have their ages in the ratio 9 : 2. Sum of their ages is a prefect square. The difference in their ages is a multiple of 11. What are their ages?
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Rahul ranked 16th from the top and 29th from the bottom among those who passed the examination. Six boys did not participate in the examination and five failed. How many boys were there in the class?
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Number of valence electrons in $$Cl^{-}$$ ion is:
Complete the series. 2 , 5, 10, 17, (...)
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Does the mass of an object vary from place to place?
Pipe P is twice as fast as Q, and Q is twice as fast as R. Find the ratio of the time taken by P, Q and R to fill a
cistern.
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What is the pH of lemon juice?
Two varieties of tomatoes are bought in the ratio 2 : 3, where the price of first variety is twice that of the
second. The varieties are mixed and sold at Rs.17.50 per kg, resulting in a profit of 25%. Find the costs of the two varieties before selling.
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Arul walks 100 m towards east and then 80 m to his right. Then, every time turning to his left, he walks 50, 150 and 150 m, respectively. How far and in which direction is he now from the starting point?
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If the volume of a sphere is divided by its surface area, the result is 27 cm. Find the radius of the sphere
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Weight of an object is directly proportional to its?
Where is Diffo Bridge located which was recently inaugurated?
If 0.034 = $$\frac{x}{10}$$, find the value of 'x'.
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The amount of sound energy passing each second through unit area is called?
If '+' means 'x', '-' means '+', 'x' means '÷' and '÷' means '-' , then, 3 x 2 + 4 - 2 ÷ 9 = ?
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What is a variable resistance used in a circuit usually operated by a sliding contact on a long coil of resistance called?
Loss of water from the leaves of a plant through stomata is called -
If 351 means 'students like maths'; 197 means 'we are students' and 748 means 'they are parents', what is code for the word 'we'?
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Which of the following is the greatest?
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Complete the series. 20, 32, 45, 59, 74, (...)
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If Rs.750 amounts to Rs.1000 in 5 years, then what will it amount to in 10 years at Simple Interest?
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In which of the following cities is the Indian Institute of Petroleum situated?
Which of the following vitamins helps in normal clotting of blood in human beings?
How many electrons are there in the outermost shell of carbon?
A and B take part in a 100 m race. A runs at 5 km/hr. A gives B a start of 8 m and still beats him by 8seconds. Find the speed of B.
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The unique property of carbon to form bonds with other atoms giving rise to large molecules is known as?
The traditional harvesting festival celebrated in Assam is?
Two successive discounts on the labelled price of Rs.6000 reduces the sale price to _____ , if the discounts are 10% and 20% successively.
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Choose the pair in which the words show the same relationship as in the pair given below.Face : Eye
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On selling 17 balls at Rs.720, there is a loss equal to the cost of 5 balls. What is the cost price of a ball?
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In Global Innovation Index rankings 2017, India has secured the __________ position.
Find the largest number that will divide exactly the product of four consecutive integers.
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If the numerator of a fraction is increased by 100% and the denominator is increased by 150%, then the fraction becomes 16/25. What is the original fraction?
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Jhelum, Chenab, Ravi, Beas and Sutlej are the tributaries of?
The top of pistil in a flower is termed as?
Find the CORRECT statement(s).
(i) Like fractions have the same numerator.
(ii) If the numerator and denominator are coprime, the fraction is in its simplest form.
(iii) Fractions cannot be compared.
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