Quantitative Aptitude - Arithmetic Ability Questions

If x2+ y2+ z2= xy + yz + zx, then what is the value of (7x + 3y – 5z)/5x?

In a trapezium, one diagonal divides the other in the ratio 2 : 9. If the length of the larger of the two parallel sides is 45 cm, then what is the length (in cm) of the other parallel side?

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

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

The sum of two numbers is 7 and the sum their squares is 23, their product is equal to:

A train is moving at the speed of 72km/hr. How many seconds will it take to cover a distance of 1400 m ?

Pankaj has done 1/2 of a job in 12 days, Sainath completes the rest of the job in 6 days. In how many days can they together do the job?

A train is moving at the speed of 90 km/hr. How many seconds it will take to cover a distance of 2275 meter?