exam Maths Puzzle Numerical Ability

Factor the binomial.

25x squared - 81y squared

Read Solution (Total 0)

exam Other Question

Merlin has 20 coins in quarters and dimes. The total value of the coins is $3.95. How many coins of each kind does he have? Translate into algebric equotations :

1) What number is 15% of 108?

2) 16 is what percent of 54?

3) The sum of three consecutive even numbers is 144; what are the numbers?