book Maths Puzzle Numerical Ability

I dont understand how to get the answers to 8^(5/3) and 27^(4/3)

Read Solution (Total 0)

book Other Question

14r-8=22+20r the denominator of a fraction is 1 more then the numerator. If the numerator is decreased by 1, the value of the resulting fraction is 3/4. What is the original fraction?