Tag: number -system

X is the smallest number which when subtracted from 250 makes the resulting number divisible by 6, 10, 12 and 24, Then the value of X is

The respective ratio between the two digits of a number is 6:5, if the digit at the unit’s place is thrice the digit at ten’s place, what is the number?

The sum of the  digits of a two digit number is 11. The number obtained by reversing the digits  is 27  less than the original number. Then the original number …

If the difference and the product of two numbers are 18 and 125 respectively then the sum of the numbers should be

x a × x b × x c = 1 then ,a3+b3+c3 is  equal to

What will be the unit’s  digit of 45!

In a division of two numbers, the divisor is five times the quotient and six times the remainder. If  the remainder is 5, then the dividend is

Which one can be the square of a natural number?

Three-fourth of a number when subtracted from four – fifth of the number gives 18. Find the  square  of the number.

When a positive number n is divided by four, it leaves the remainder three. When 8n is divided by the same divisor, then the remainder is