The greatest number that can be subtracted from 10000 so that the remainder may be divisible by 32, 36, 48 and 54 is:

0.1 and   $${5\over 8}$$ of a bamboo are in mud and water respectively and the rest of length 2.75 m is above water. What is the length of the bamboo? 

Find the value of 13/16 share of land whose 9/7 share is worth 10,116.

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

1798 ÷ 31 × ? = 348

If an 8-digit number 1862383A is divisible by 22, find the value of A.

Product of digits of a 2-digit number is 27. If we add  54 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

The total cost of 18 pens and 23 pencils is Rs. 231, while the total cost of 7 pens and 13 pencils is Rs. 102. What is the cost of 4 pens and 9 pencils?

A student multiplies a number with 7.2 instead of 0.72. If due to this answer is 2592 more than the right answer, then what was the original number?