A boat goes 75 km upstream in 3 hours and 60 km downstream in 1.5 hours. Then the speed of the boat in still water is: 

The following line graph gives the percentage of the number of candidates who qualified an examination out of the total number of candidates who appeared for the examination over a period of seven years from 1994 to 2000.

If the total number of candidates appeared in 1996 and 1997 together was 47400, then the total number of candidates qualified in these two years together was?

By what number, is the number of accidents that occurred in April is greater than the average number of Accidents that occurred during the 6 months period?

The ratio of speed of boat in still water to speed of stream is 8 : 1. It takes 4 hours by boat to cover 54 km in downstream & 42 km in upstream. Find the downstream speed of boat.

A sum on compound interest amounts to Rs. 2410 in 3 years and Rs. 2651 in 4 years. Find the sum.

On selling an article on certain price a shopkeeper gets a loss of x%. If he doubles the selling price he will get a profit of 30%. Find the value of x.

A sum of ₹340. 68 is distributed among L, M and N such that L gets ₹ 5.72 more than N and M gets ₹2.24 more than L, N gets

Two numbers are less than the third number by 50% and 54% respectively. By how much per cent is the second number less than the first number?