Civil Service Exam Reviewer · Basic Operations · medium

Add: 1/5 + 5/7

1. 6/12
2. 32/35
3. 1/7
4. 33/35

Answer

B. 32/35

Solution

LCD = 35: 7/35 + 25/35 = 32/35.

More Basic Operations questions

1. Evaluate: 35 + 3 × (30 − 6) ÷ 6
2. Evaluate: √36 + √16
3. What is the least common multiple (LCM) of 8 and 5?
4. Evaluate: (−7) − (−3) × 2 + 19
5. Divide: 6.72 ÷ 0.42
6. Multiply: 4.5 × 6.92
7. Subtract: 7 1/9 − 3 1/3
8. Add: 5/10 + 4/6
9. Evaluate: 19 + 3 × (22 − 7) ÷ 3
10. Evaluate: √25 + √49

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