According to World Health Organization, the soft water has 0 to _____ milligram per litre as $$CaCO_3$$ .
RRB JE 25th May 2019 Shift-3
For the following questions answer them individually
Find the ODD one out from the given options.
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Ten years ago, the ages of father and son were in the ratio 3 : 1. Ten years hence this ratio will be 2 : 1. What is the age of the father now ?
If 'PEOPLE' is coded as 'PLPOEE', how is 'TREND' coded?
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When a decomposition reaction is carried out by heating, it is called?
If the selling price is doubled, then profit triples. What is the profit per cent?
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Sneha wants to go to the market. She starts from her home which is in the north and comes to the crossing.The road to her left ends in a park and straight ahead is the office complex, and market is located direct opposite to the park. In which direction is the market to the crossing?
Which of these places was founded in 1577 by Guru Ram Das?
Who is the present captain of India's men National field hockey team?
Six boys - A, B, C, D, E, F are standing in one row, and six girls—G, H, I, J, K, L are standing in another row in such a way that each girl faces one boy, not necessarily in the same order. G is to the immediate right of the girl who is facing E, the boy at the extreme right. Only B is between D and E. F is to the immediate left of A and to the immediate right of C. I is facing A and is to the immediate left of H. L is third to the left of J.
Which of the following boys is to the immediate left of D?
If the frequency of a sound wave is 100 Hz, then what is its time period?
The cooking gas (LPG) mainly consists of ?
Complete the series.
4, 4, 8, 24, 96, (…)
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A right circular cylinder just encloses a sphere of radius 6 cm. If A and B are their curved surface areas, then:
Complete the series.
38, 35, 34, 31, 30, (…)
Which of these diseases is communicable?
Complete the series.
B, C, F, G, J, K, (...)
The liquid portion of blood is called
What day of the week will 1 January 2022 be?
Which of these is a hill station in Rajasthan?
If a convex lens forms a real inverted same size image at 30 cm, then the object is placed _____ in front of the lens.
Find the HCF of 513, 1134 and 1215.
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A sum of Rs.25000 amounts to Rs.32000 in 4 years. What is the rate of interest?
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Find the least number that is divisible by 12, 18, 21, and 30
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How is the ammeter connected in all circuits to measure current flowing in it?
In a certain code, 'HUNTER' is coded as 'UHNTRE'. How is 'MANAGE' coded in that code?
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Simplify: $$\frac{\sin 3A}{\sin A} + \frac{\cos 3A}{\cos A}$$
In which part of the human ear is amplification of sound done by 3 bones?
Pure ghee costing Rs.100 per kilogram and vegetable oil costing Rs.50 per kilogram are mixed in some ratio and sold at Rs.96 per kilogram so as to gain 20%. In what ratio is ghee and oil mixed?
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Which of the following is a use of ethanol?
What is the length of the greatest rod that can be placed in a hall 12 m long, 4 m broad and 3 m high?
A group of more than three atoms carrying a charge is known as _________ ion.
Choose the alternatives from the figure that best completes the pattern given below?
Which of these plants is mainly found in deserts?
Gokul walks 8 km from his home towards east. He turns left to cover 2 km, and he turns right and walks 3 km. Find the distance he travelled towards east?
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Which of the following is NOT a celestial object?
Which of the following diseases is a disease of the lung?
What is the shape of the Cocci bacteria?
Which organ in the human body regulates the sugar content in the blood?
Simplify : $$5 + 4 \times 5^2 + 4 \times 5^3 + 4 \times 5^4 + 4 \times 5^5$$
In what time will a train 100 m long cross an electric pole, if its speed is 144 km/h?
Where did Google launch its first drone delivery service in 2019?
What is the minimum temperature to which a fuel must be heated so that it may catch fire and start burning?
The acceleration experienced by an object during a free fall is independent of its-
What is the aim of the 'Young Scientist Programme' for students, which was recently launched by ISRO?
P and Q can do a work individually in 15 days and 20 days respectively. Find the respective ratio of their efficiencies.
In universal indicators, red colour shows a pH of
Two stations A and B are 110 km apart on a straight line. One train starts from A at 7 a.m. and travels towards B at 20 km/h. Another train starts from B at 8 a.m. and travels towards A at a speed of 25 km/h. At what time will they meet?
What digit will come in the place of 'a' in the number 1a5a01, if it is divisible by 11?
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Which disease is prevented with the help of Salk's vaccine?
Find the wrong number in the given series.
6, 12, 21, 36, 56, 81
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To which of the following family of elements does potassium belong?
P takes 10 days and Q takes 24 days to complete a work. With the help of R, they all work together and finish it in 6 days. Find the payment they receive out of a total remuneration of Rs.1000.
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Which of the following will best complete the relationship given below?
BAT : YZG :: EMU : ?
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If '$$+$$' means '$$-$$', '$$-$$' means '$$+$$', '$$\div$$' means '$$\times$$' and '$$\times$$' means '$$\div$$', then
$$18 \times 3 \div 4 - 5 + 3 = ?$$
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In some machines, why is using oil as a lubricant not advisable?
Vedha walked 15 m from point A in the east direction and turned south and walked 8 m to reach point B. Whatis the distance between point A and point B?
Which satellite is dedicated as India's first multi wavelength space observatory?
Which organ in the human body helps to maintain balance?
How many squares are their in the given figure?
What is the name of the border line between India and China?
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A certain sum of money invested at Compound Interest, compounded annually, amounts to Rs.338 at the rate of 4% per annum for 2 years. Find the sum.
Two trains 100 m and 80 m in length are moving in the same direction, with speeds 51 m/s and 42 m/s respectively. In what time will they cross each other?
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If $$3\left(\frac{2}{5}\right) + 1\left(\frac{2}{9}\right) = 4\left(\frac{4}{5}\right) - a$$, find the value of '$$a$$'.
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A sum of Rs.1100 was taken as a loan. This is to be paid in two equal instalments. If the rate of interest is 20% per annum, compounded annually, find the amount payable in each instalment.
Find the ODD one out from the given options.
Find the missing number in the following series.
8 , 6 , 8 , 14 , 30 , (…) , 233
Archery is the national game of?
Which Indian city is famous for the embroidery work called 'Chikankari'?
If 9 # 3 @ 4 = 31 and 8 # 7 @ 2 = 58, then what will be 5 # 6 @ 7?
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If $$\frac{a}{b}$$ is a fraction, where $$a = b - 3$$ and $$\frac{(a + 10)}{b} - \frac{a}{b} = \frac{10}{7}$$, then find $$\frac{a}{b}$$.
K-shell is the ___________ energy level.
Read the following information carefully and answer the question given below.
A, B, C, D, E, F, G and H are sitting around a circle facing the center. B is third to the right of F and third to the left of H. C is fourth to the left of A. A is not an immediate neighbor of F and B. E is not an immediate neighbor of B. G is second to the right of D.
Which of the following districts won the platinum of Web Ratna Award in Digital India Awards 2018?
Which of the following former Indian Presidents served for the shortest duration?
Which are the BRIC countries?
The process of movement of molecules from a higher concentration place to a lower concentration places is
If $$a (a + b + c) = 45; b (a + b + c) = 75$$ and $$c ( a + b + c) = 105$$, then find the value of $$a^2 + b^2 + c^2$$.
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Choose the figure that best represents the relation ship among the classes given below?
Teachers, Language, Hindi, Educated
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The price of a book was first increased by 25% and then reduced by 20%. What is the change in its original price?
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What should be the smallest integer in place of * if the number 502*693 is exactly divisible by 9?
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Sodium metal is stored in?
Which nutrient provides the maximum energy on breakdown?
If and b are supplementary angles find the value of
$$\frac{\tan A + \tan B}{1 - \tan A \tan B}$$
Find the ODD one out from the given options.
The radius of a sphere is 3 times the radius of a cylinder. If their volumes are equal, find the height of the cylinder.
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Limestone, chalk and marble are different forms of?
Simplify: $$(5 + 0.5 + 0.005 + 0.0005 + 0.05) \times 2$$
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Find the value of $$\sin 60^\circ \cos 30^\circ + \cos 60^\circ \sin 30^\circ$$.
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If in a certain code 'COLOURED' is written as 'XDPDNAQZ', then how will 'ORDER' be written in that code?
Which of the following is equal to Hertz?
Which Article of Indian Constitution gives the procedure for impeachment of the President?
which number will best complete the relationship given below?
6 : 24 :: 120 : ?
Complete the series.
ABZ, BCY, CDX, DEW, (…)
Choose the best alternative that best replaces the ? in the given figure?
An ammeter has ____________ resistance, so that it passes maximum current through it.
Which of the following teams won the final in Vijay-Hazare Trophy 2018?
Which is the longest muscle in the body?
A vessel contains 20 litres containing milk and water in the ratio 3 : 2. Ten litres of this milk is removed and replaced with equal amount of pure milk. If this process is repeated once again, find the final ratio of milk and water.
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Find the least perfect square that is divisible by 21, 36 and 66.
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