HirePro Number System Quiz-1

3/7 of the oranges grown are too sour to eat out of 3,80,205 oranges that are grown on a farm. The owner has to sell the edible Orange. How many Oranges can the farm owner sell?

What is the smallest number that  should be subtracted from 7884 so that it is divisible by 7?

8X4 is a three-digit number in which X is a missing digit. If the number is divisible by 6, the missing digit is -

There are 2 numbers in the ratio of 8 : 12. If 4 is subtracted from both numbers the ratio becomes 3 : 6. What will be the ratio if 4 is added in both numbers?

What will be the value of a^{2} - 3a^{3} + 3a + 3b + 3b^{3} + b^{2}, if a = 8, and b = -2?

Suppose x = a(b - c), y = b(c - a), z = c(a - b), then what is the value of (x/a)3 + (y/b)3 + (z/c)3?

A number is as much greater than 48 as is less than 92. Find the number :

Find a number such that when 32 is subtracted from 10 times the number, the result is 8 more than twice the number.

The sum of digits of two digit numbers is 12 and the difference between the digits is 4. What is the number?

The least number by which 1960 must be divided to get a number which is a perfect square is