Numerical Reasoning questions. Test 05

A two digit number is three times the sum of its digits. If 45 is added to it, the digits are reversed. The number is

Three years ago the average age of A and B was 18 years. If C joins them today, the average becomes 22 years. How old is C now?

A square garden has fourteen posts along each side at equal interval. Find how many posts are there in all four sides.

The ratio of daily wages of two workers is 4 : 3 and one gets daily Rs 9 more than the other, what are their daily wages?

Find the ratio of purchase price and sell price if there is loss of 12 1/2 %.

A hawker purchased oranges at the rate of 4 oranges per rupee, but he sells at the rate of 5 oranges per rupee. His loss is:

Two identical bottles A and B of sweet drinks contain sugar such that 30% of sugar in A is equal to 40% sugar in B. The ratio of sugar in the two bottles is

If A : B = 3 : 4, C : B = 5 : 4, C : D = 10 : 9, then A : B : C : D is

42 oranges are distributed among some boys and girls. If each boy gets 3, then each girl gets 6. But if each boy gets 6 and each girl gets 3, it needs 6 more. The number of girls is

The sum of the present age of the father and his daughter is 42 years. 7 years later, the father will be 3 times old than the daughter. The present age of the father is