Natu and Buchku each have certain number of oranges. Natu says to Buchku, “If you give me 10 of your oranges, I will have twice the number of oranges left with you”. Buchku replies,“If you give me 10 of your oranges, I will have the same number of oranges as left with you”. What is the number of oranges with Natu and Buchku, respectively?

In a division sum, the divisor is ten times the quotient and five times the remainder. If the remainder is 46, find the dividend.

The smallest number, which when added to 680621 gives the sum a perfect square number, will be

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

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

The smallest positive integer, which when multiplied by 392 gives the product a perfect square number, will be :

For what value of ‘y’, $$ {x^{2}+{1\over12}{x}+y^{2}}$$ is perfect square?

The least number that should be added to 35460 so that the sum is exactly divisible by 3, 4, 5 and 7 is:

If 42573* is exactly divisible by 72, then what will come in place of *?