Math MCQ Part-16

57 sweets are distributed among 10 children such that each girl gets 6 sweets and each boy gets 5 sweets. The number of boys is

The average marks obtained by Saloni in four papers are 51, and in the fifth paper she gets 56 marks. Find her new average in all five papers.

A, Band C can complete a piece of work in 10, 20 and 60 days respectively. Working together, they can complete the same work in how many days ?

In a mixture of 60 liters, the ratio of milk and water is 2: 3. What amount of water must be added to make the ratio of milk and water 1:2 ?

Ravi is 12 years younger than Surya. Ravi's age is 40% of the sum of his and Surya's age. What will be Surya's age 9 yeárs hence ?

Vipin crosses a 450 metre wide road in 9 seconds. What is his speed (in km/hr.) ?

If the compound interest on a principal for one year is Rs. 350 and the compound interest for the second year is Rs. 420. find the rate of interest.

The greatest four digit number which is exactly divisible by 15, 24 and 40 is:

If x: y=3:2 and x + y= 90, then the value of (x- y) is :

If price of the table is increased by 25%, then a person can buy 25 tables less for Rs. 25000. What is the original price (in Rs.) of the table ?