Quantitative Aptitude - Arithmetic Ability Questions

What must be the length (in cm) of the diagonal of a rectangle if its area and breadth are 60 cm² and 5 cm respectively?

Raghavendra sells a machine for Rs 43 lakhs at a loss. Had he sold it for Rs 52 lakh, his gain would have been 5 times the former loss. Find the cost price of the machine.

A bus is running at a speed of 90 kmph. What distance will it cover in 20 seconds?

Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. The ratio between the capacity of a man and a woman is

A solid cube is cut into 27 identical cubes. What is the percentage increase in the total surface area?

What is the third proportional to 10 and 25?

If a4 + 1 = [a2 /b2 ] (4b2 – b4 – 1), then what is the value of a4 + b4?