REVISION NAME : …………………………………………………………………….. DATE : ………………………. YEAR : 9 …………. 1. From the numbers 6, 9, 14, 19, 24, write down a) A square number …………………………………….. [1] b) A prime number …………………………………….. [1] c) A factor of 12 …………………………………….. [1] d) A mul ple of 12 …………………………………….. [1] 2. Write down all the prime numbers between 40 and 50.