Quantitative Aptitude - Arithmetic Ability Questions

The ratio between the speeds of two buses is 11:9. If the second bus runs 270 kms in 15 hours, then the speed of the first bus is?

Anil can do a piece of work in 14 days which Rohit can do in 21 days. They worked together for few days after which Anil left. If Rohit worked alone for 3 days, find the total number of days it took to complete the whole work.

In the first 43 overs of a cricket match, the run rate was 5 runs/over. Calculate the required run rate in the remaining 7 overs to reach the target of 285 runs?

Determine the value of 1r+1s when r3+s3=0 and r+s=6 ?

An amount fetched a total simple interest of Rs. 3200 at the rate of 6.25 %/yr in 4 years. What is the amount (in Rs)?

If 25% of an electricity bill is deducted, Rs 1788 is still to be paid. How much was the bill?

If x + y = 3, then what is the value of x3 + y3 + 9xy?

What is the value of 4600+540+1280+250+36 ?