Answers for Creative Math Test Part 4 - MKI IQ Test Questions 31-40
Here is the answers for the Part 4: Calculation Games Training B (Question 31-40) 31. There are 10 kinds of classification. Decompose 60 into prime factors: 60=2×2×3×5. In addition to 1 and 60, the divisors of 60 are: 2, 3, 5, 2×2=4, 2×3=6, 2×5=10, 3×5=15, 2×2×3=12, 2×2×5=20, 2×3× 5=30. The following can be grouped according to different divisors. 60÷2=30 (group), 60÷3=20 (group), 60÷4=15 (group), 60÷5=12 (group), 60÷6=10 (group), 60÷10=6 (Group), 60÷12=5 (group), 60÷15=4 (group), 60÷20=3 (group), 60÷30=2 (group). Therefore, each group of 2 people is divided into 30 groups, each group of 3 people is divided into 20 groups, each group of 4 people is divided into 15 groups, each group of 5 people is divided into 12 groups, each group of 6 people is divided into 10 groups, and each group of 10 people is divided into 6 groups. Groups of 12 people are divided into 5 groups, each group of 15 people are div...
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