Quantitative Aptitude - Arithmetic Ability Questions

A can do a work in 12 days while B can do it in 15 days. They undertake to complete it together for Rs. 450. what will be the share of A in this amount of money ?

A train 240 meters in length crosses a telegraph post in 16 seconds. The speed of the train is?

Calculate the area (in cm2 ) of a circle of radius 10.5 cm.

The cross­section of a canal is in the shape of an isosceles trapezium which is 3 m wide at the bottom and 5 m wide at the top. If the depth of the canal is 2 m and it is 110 m long, what is the maximum capacity of this canal? (Take π = 22/7)

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

The income of a person is Rs 45000 and his expenditure is Rs 33000. If his income is increased by 22% and expenditure in increased by 11%, then what will be the percentage increase in his savings?

In a college union, there are 48 students. The ratio of the number of boys to the number of girls is 5:3. The number of girls to be added in the union, so that the number of boys to girls in 6:5 is

If a + a2 + a3 – 1 = 0, then what is the value ofa3 + (1/a)?