Quantitative Aptitude - Arithmetic Ability Questions

Some girls can do a piece of work in 18 days. In how much time (in days) two times the number of such girls will complete thrice of the work?

Manish lent out Rs 20000 in two parts. He put out first part at 6% and the second part at 8% interest. The yearly average interest comes out to be 6.4%.What are the amounts (in Rs) that were lent at 6% and 8% respectively?

Coefficient of x2 in (x + 7)(5 - 3x)(3x - 6) is

If [4(2x/5 - 3/2)]/3 + 7/5 = 37/5, then what is the value of x?

A number is greater than twice its reciprocal by 31/4. Find the number.

What is the largest 4 digit number that is exactly divisible by 93?

If 2/3 of a pizza costs Rs.300, then 3/5 of a pizza will cost

38% of 250 is equal to