What should come in the place of question mark (?) in the number series given below?
25, 34, 52, 79, 115,?
Choose the correct sentence :
Area of a triangle 20m. length and 15m.breadth
A bus of length 10 m is overtaking another bus of the same length. If their speeds are 12m/s and 8m/s, how much time would be taken for overtaking ?
A vegetable-fruit merchant purchased 200 boxes of apples at the rate 5 boxes for Rs.40 and sold all the apples at the rate 4 boxes for Rs.50. Percentage of his profit is ?
The sum of the ages of a father and son is 52. The difference their ages is 28, then the age of the father is ?