Quantitative Aptitude - Arithmetic Ability Questions

If the roots of the equation a(b – c)x2 + b(c – a)x + c(a – b) = 0 are equal, then which of the following is true?

Rearrange the jumbled up letters in their natural sequence and find the odd one out.

Find the odd words/letter/number from the given alternatives:

If u+v = 10 and uv = 16, then find the value of u2-v2uv

ΔXYZ is right angled at Y. If cosX = 3/5, then what is the value of cosecZ ?

A sum becomes Rs 8800 in 4 years at simple interest at the yearly interest rate of 25% per annum. What is the sum (in Rs)?

A can do a work in 24 days and B in 40 days. If they work on it together for 10 days, then what fraction of work is left?

Find the least number which must be subtracted from 18265 to make it a perfect square