exam
Maths Puzzle
Numerical Ability
The length of a rectangle is 2 in. more than twice its width. If the perimeter of the rectangle is 34in., find the dimensions of the rectangle.
Read Solution (Total 0)
exam Other Question
A vending machine will accept nickels and dimes only. The attendant checks the machine and finds 42 coins whose value is $3.40. How many coins of each type were there?
i dont understand how to do this problem!! it involves letters and numbers being the exponent can someone help me out?? a^2m b^m+1 /(over) a^m b