Quantitative Aptitude - Arithmetic Ability Questions

The sum of a fraction and 7 times its reciprocal is 11/2. What is the fraction?

Meghnad can do a piece of work in 45 hours. If he is joined by Jayshri, who is 50% more efficient, in what time will they together finish the work?

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)?

Keerthana takes 9 hrs 20 min in walking a distance and riding back to same place where she started. She could walk both ways in 11 hrs 15 min. The time taken by her to ride back both ways is

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

Select the odd number from the given alternatives.

If A is equal to 20% of B and B is equal to 25% of C; then what percent of C is equal to A?

The sum of 6xy(2x - 4z) , 3yz(2x - 3z) and 4xz(3y - 2y2) is