Quantitative Aptitude - Arithmetic Ability Questions

What is the average of first 93 natural numbers?

Solve the following : 27 - [38 - {46 - (15 - 13 - 2)}]

If 27x + 27[x–(1/3)] = 972, then what is the value of x?

Sum of four consecutive odd numbers is 208. Find the largest number.

If Rs 25,000 is to be divided between A, B and C in the ratio 1/10 : 1/6 : 1/15, then how much will C get (in Rs)?

Chutki can bake 30 cakes in 15 hours. Chutki and Badki together can bake 90 cakes in 30 hours. How many cakes Badki can bake in 10 hours?

A bank offers 20% compound interest per half year. A customer deposits Rs 7600 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained from interest is

A can do a work in 15 days and B in 9 days. If they work on it together for 5 days, then what fraction of work is left?