Solutions to Simple Problem Sums Involving Fractions & Ratios

Solution to FR1:

5 units à 30
1 unit à 30 ÷ 5 = 6

3 units à 3 × 6 = 18                Ans: 18 marbles

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Solution to FR2:

3 units à 12
1 unit à 12 ÷ 3 = 4

5 units à 5 × 4 = 20                Ans: 20 sweets

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Solution to FR3:

2 units à 6
1 unit à 6 ÷ 2 = 3

12 units à 12 × 3 = 36                Ans: 36 pupils

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Solution to FR4:

7 units à 28
1 unit à 28 ÷ 7 = 4

2 units à 2 × 4 = 8                Ans: 8 passengers

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Solution to FR5:

22 units - 5 units = 17 units
17 units à 34
1 unit à 34 ÷ 17 = 2

5 units à 5 × 2 = 10                Ans: 10 years old

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Solution to FR6: