Quiz 10

A and B start from X towards Y at 10:00 am and 10:30 am respectively. If their respective speeds are 20 km per hr and 25 km per hr. When will B meet A if the distance between X and Y is 100 kms.

A certain number of chocolates are distributed between 2 children A and B in the ratio 2:3. But due to miscalculation A gets an excess of $frac{1}{15}$ of total chocolates. Find the ratio in which the chocolates are distributed.

Area of a square is equal to area of a rectangle. Given the diagonal of the rectangle is 5 cms in length. Can you estimate the length of the side of the square, if length and breadth of the rectangle are natural numbers.