9⁶-11 when divided by 8 would leave a remainder of :

When (6767 +67) is divided by 68, the remainder is-

A four digit number is formed by writing a two digit number together twice like: 15:15, -3737 etc. A number of this form will be exactly divisible by which of the following numbers 

The sum of the digits of a two digit number is 15. When 9 is subtracted from the given number then its digits interchanged. What will be the required original number?

Direction : What value should come in place question mark(?) in the following questions?

$$ 4{7\over 8}$$ - $$ 2{1\over 2}$$+$$ 1{3\over 4}$$=?

A number which when divided by 10 leaves a remainder of 9 , when divided by 9 leaves a remainder of 8 , and when divided by 8 leaves a remainder of 7 , is :

On dividing a certain number by 342 we get 47 as remainder. If the same number is divided by 18, what will be the remainder?

Find the greatest number 23a68b, which is divisible by 3 but NOT divisible by 9.