The average mathematics marks of two Sections A and B of class IX 131 the annual examination is 74. The average marks of Section A is 77.5 and that of Section B is 70. The ratios of the number of students of Section A and B is:

What is the value of [ 7÷ 14 x 8 + (5 ÷ 15 x 6 - 4 × 3)]?

The volume of a right rectangular pyramid is 220 m³. What is the height of the pyramid, if the area of its base is 55 m²? 

The simple interest on ₹ 7,300 from 11 May, 1987 to 10 September, 1987 (both days included) at 5% per annum is-

Directions : Study the following bar graph and answer the questions.

company (in lakhs of rupees) for the years 1994-1997:

The percentage of net profit of 1995 as compared to the gross profit in that year is

Direction: The line chart given below shows number of labourers (men and women) working in six different years. Study the data carefully and answer the following questions. 

The average number of Women working in 2014, 2015 and 2016 together is how much more/less than average number of Men working in 2011, 2014 and 2016 together? 

A person deposited ₹400 for 2 years, ₹ 550 for 4 years and ₹ 1,200 for 6 years. He received a total simple interest of 1,020. The rate of interest per annum is

Directions : Study the following graph and answer the questions.  

If the imports of company X in 2007 were increased by 40%, what would be the ratio of exports to the increased imports?