Quantitative Aptitude - Arithmetic Ability Questions

A train runs at 80 kmph for the first 40 km and the next 30 km at 60 kmph. Find the average speed.

The age of Rakhi is twelve times that of her daughter Anubha. If age of Anubha is 3 years now, then what was the age of Rakhi, 2 years earlier?

The mean of the data 1, 2, 10, 18, 3, 17, 19 is

Calculate the distance (in cm) of the chord from the centre of the circle, if the chord of length 48 cm is drawn in the circle of radius 25 cm.

A man starts moving from a place A and reaches the place B in 26 hours. He covers 1/3rd of the distance at the speed of 4 km/hr and covers the remaining distance at the speed of 5 km/hr. What is the distance (in km) between A and B?

What is the area (in sq cm) of a rectangle if its diagonal is 25 cm and one of its sides is 24 cm?

If 8x/3 + [7(5 - 2x/3)]/2 = 1/2 , then what is the value of x?

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