exam Maths Puzzle Numerical Ability

Find a counterexample to the statement "The square of a number added to the sum of the number and five is a prime number."

Read Solution (Total 0)

exam Other Question

A mystery number less then 20 has factors. Three of its factors are consecutive odd number. What is the number? Find the area of a regular dodecagon (or 12-gon) that has sides of 4 feet. Show all work to receive credit.