Quantitative Aptitude - Arithmetic Ability Questions

If secA + tanA = a, then the value of cosA is

What is the least number that when divided by 63 and 105 leaves remainder 4 in each case?

How many numbers divisible by 125 can be written by using all the digits 2,3,8,7,5 exactly once?

If x + 2(3-5x) > -1 - 2x < 5 - x/3; then the value of x is

If √20 + √125 = 15.65, then what is the value of √45 + √5?

The average revenues of 9 consecutive years of a company is Rs 65 lakhs. If the average of first 5 years is Rs 60 lakhs and that of last 5 years is Rs 72 lakhs, find the revenue for the 5th year.

Neeraj's earning was decreased by 60% and after that subsequently increased by 60%. Find the final loss % on his earnings?

A, B and C are employed to complete a work in Rs. 784. If A and B together complete 23/28 of the work. Calculate the wages (in Rs.) paid to C?