Quantitative Aptitude - Arithmetic Ability Questions

B is thrice as efficient as A and C is 0.75 times as efficient as A. What is the ratio of number of days taken by A, B and C when they work individually?

If a triangle has its orthocenter and centroid of equal length, then which of the following is TRUE about the triangle?

Find out the odd word/letters/number/number pair from the given alternatives.

Select the odd word/letters/number/number pair from the given alternatives.

Two identical hemispheres of maximum possible size are cut from a solid cube of side 14 cm. The bases of the hemispheres are part of the two opposite faces of cube. What is the total volume (in cm3) of the remaining part of the cube?

If the shopkeeper sells an item at Rs 450 which is marked as Rs 600, then what is the discount he is offering?

What should be added to 5(2x-y) to obtain 4(2x - 3y) + 5(x + 4y)?

The average of 100 observations was calculated as 35.It was found later, that one of the observation was misread as 83 instead of 53. The correct average is :