The ratio of two numbers is 3: 4 and their H.C.F is 4, Their L.C.M is:

If a*b=a2+b2 then 3*5 is equal to

A fraction, which bears the same ratio to 1/27, that 3/11 dose to 5/9 , is equal to

What is the remainder let after dividing 1!+2!+3!.....+10! by 7?

The number of distinct positive integers that can be formed using 0, 1, 2, 4, where each integer is used at the most once is equal to

Find the remainder when 2³¹ is divided by 5.

2664÷12÷6=?

By how much is three-fifth of 350 greater than four-seventh of 210?

The H.C.F and L.C.M of two numbers are 11 and 385 respectively. If one number lies between 75 and 125, then that number is :

Let a, b, c be positive integers such that a² +b² = c²(1+ab). then which is true?