For the following questions answer them individually
If the median of the following data is 11, then find the value of k.
3, 21 , 10, 7, 6, 9, (k+6 ), 15, 20, 16
Babulal runs a juice corner outside a park and sells giloy juice (giloy + water) in the morning. Initially he bad 19 litres juice, which had giloy and water in the ratio 2 : 9. He sold $$2\frac{1}{2}$$ litres juice. Later, in order to dilute it, he added some water and the ratio of giloy and water became 1 : 5. How much water was added?
The average marks of students of section A and section B of class XI in a school have been presented in the given bar graph. Study the graph and answer the question that follows.
In how many subjects have the students of section A shown better result?
If the length of a rectangle is increased by 12% and the width is decreased by 10%, then the ratio of the areas of the original rectangle and the changed rectangle is:
The given graph shows the production of cotton cloth (in lakh metres) by three companies A,
B and Cover the years. Study the graph and answer the question that follows.Â
What is the difference (in lakh metres) between increase in the production by company A
from 1998 to 1999 and that by company C from 1996 to 1997?
The Gupta family spends their monthly income on different heads as shown in the given pie chart. Study the chart and answer the question that follows.
By how much is the central angle of the amount spent on Misc, and House Rent taken together more than that on Household Expenditure?
If a car covers a cetain distance in 1 hour 24 minutes by covering two-third of the distance at 52 km/h and the rest at 65 km/h, then find the total distance.
A solid metallic toy has a hemispherical base with radius 3.5 cm surmounted by a cone. If the height of the cone is the same as the radius of its base, then the volume of metal used in $$cm^{3}$$ is: (Take $$\pi=\frac{22}{7}$$)
Sumit invested ₹50,000 each in two banks for 2 years. The first bank gives simple interest at the rate of 11% per annum, while the other bank gives compound interest, compounded annually at the rate of 10% per annum. How much interest did he earn from the two banks in 2 years?