Quantitative Aptitude - Arithmetic Ability Questions

In the two triangles ABC and DEF the sides AB = DE and BC = EF. Which of the following option is correct which results in the ∆ABC ≅∆DEF?

The lengths of the two diagonals of a rhombus are 6 cm and 8 cm. Find the length of its perimeter (in cm).

What will be the cost of levelling a circular ground of diameter 28 m, if charges are Rs. 125 per sq.m?

A girl walking at the speed of 2 km/hr covers a certain distance in 7 hours 30 minutes. If she covers the same distance by cycle in 5 hours, then what is the speed (in km/hr) of cycle?

The sum of numbers from 1 to 100 (inclusive of both) is

If the in radius of the equilateral triangle is 8 cm then what is the value of circum radius (in cm) of the triangle?

Out of three pipes the first two can fill an empty tank in 9 and 18 hours, respectively while the third can drain the filled tank in 15 hours. If all the three pipes are opened when the tank is empty, after how many hours will the tank be full?

Possible measures of three angles of a triangle are