Find the no. of prime factors in the product of 25¹² × 10⁷ x 14⁷ ? 

What is the ratio of number of males in HR Department to the number of males in Accounts department respectively?

A man sells a table at 12 % loss and a book at 19% profit then he earns Rs. 160 as profit. But if he sells the table at 12 % profit and the book at 16% loss then he bears a loss of Rs. 40. Find the price of one book?

1/5 of a number exceeds 1/7 of the same number by 10. The number is:

It was compulsory to get 36 % marks in a paper to Manoj to pass it. He got only 24 % marks and failed by 9 marks. Total marks of paper was 

Abhay gave 30% of his money to Vijay, Vijay gave 2/3rd of what he received to his mother. Vijay's mother gave 5/8^th of the money she received from Vijay to the grocer. Vijay's mother is now left with Rs 600. How much money did Abhay have initially? 

A train 240 meters in length crosses a telegraph post in 16 seconds. The speed of the train is?