2: Is it even? Yes No 24 2: Is it even? Yes No 35 2: Is it even? Yes No 144 3: sum-of-the-digits divisble by 3? (Add up the digits before deciding. 3 + 5 = Is it divisible by 3? Yes No 35 3: sum-of-the-digits divisble by 3? (Add up the digits before deciding. 4 + 8 = Is it divisible by 3? Yes No 48 3: sum-of-the-digits divisble by 3? (Add up the digits before deciding. 4 + 5 = Is it divisible by 3? Yes No 45 3: sum-of-the-digits divisble by 3? (Add up the digits before deciding. 2 + 7 = Is it divisible by 3? Yes No 27 3: sum-of-the-digits divisble by 3? (Add up the digits before deciding. 4 + 2 = Is it divisible by 3? Yes No 42 3: sum-of-the-digits divisble by 3? (Add up the digits before deciding. 1+2+3 = Is it divisible by 3? Yes No 123 3: sum-of-the-digits divisble by 3? (Add up the digits before deciding. 5 + 1 = Is it divisible by 3? Yes No 51 3: sum-of-the-digits divisble by 3? (Add up the digits before deciding. 2 + 1 = Is it divisible by 3? Yes No 21 5: ends in a 5 or zero Is it divisible by 5? Yes No 35 5: ends in a 5 or zero Is it divisible by 5? Yes No 120 5: ends in a 5 or zero Is it divisible by 5? Yes No 42 5: ends in a 5 or zero Is it divisible by 5? Yes No 50 5: ends in a 5 or zero Is it divisible by 5? Yes No 24 |