Basic Maths and Reasoning MCQs (page 89 of 212)
Percentages, ratios, averages, profit and loss, speed and time, number series and simple logical reasoning, with the working shown for every answer.
4,221 questions. Select an option to check your answer, or open "Show answer". Showing 1761–1780.
- 1761.
The average of 12 numbers is 52. What is their sum?
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Answer: C. 624
Sum = average × count = 52 × 12 = 624.
- 1762.
The average of 8 numbers is 51. What is their sum?
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Answer: D. 408
Sum = average × count = 51 × 8 = 408.
- 1763.
The average of 8 numbers is 73. What is their sum?
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Answer: D. 584
Sum = average × count = 73 × 8 = 584.
- 1764.
The average of 10 numbers is 41. What is their sum?
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Answer: C. 410
Sum = average × count = 41 × 10 = 410.
- 1765.
The average of 8 numbers is 65. What is their sum?
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Answer: C. 520
Sum = average × count = 65 × 8 = 520.
- 1766.
The average of 8 numbers is 27. What is their sum?
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Answer: C. 216
Sum = average × count = 27 × 8 = 216.
- 1767.
The average of 10 numbers is 36. What is their sum?
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Answer: D. 360
Sum = average × count = 36 × 10 = 360.
- 1768.
The average of 20 numbers is 56. What is their sum?
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Answer: D. 1,120
Sum = average × count = 56 × 20 = 1,120.
- 1769.
The average of 8 numbers is 59. What is their sum?
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Answer: C. 472
Sum = average × count = 59 × 8 = 472.
- 1770.
The average of 5 numbers is 72. What is their sum?
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Answer: C. 360
Sum = average × count = 72 × 5 = 360.
- 1771.
The average of 10 numbers is 52. What is their sum?
Show answer
Answer: C. 520
Sum = average × count = 52 × 10 = 520.
- 1772.
The average of 8 numbers is 69. What is their sum?
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Answer: D. 552
Sum = average × count = 69 × 8 = 552.
- 1773.
The average of 20 numbers is 58. What is their sum?
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Answer: D. 1,160
Sum = average × count = 58 × 20 = 1,160.
- 1774.
The average of 10 numbers is 37. What is their sum?
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Answer: C. 370
Sum = average × count = 37 × 10 = 370.
- 1775.
The average of 5 numbers is 80. What is their sum?
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Answer: C. 400
Sum = average × count = 80 × 5 = 400.
- 1776.
The average of 20 numbers is 42. What is their sum?
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Answer: C. 840
Sum = average × count = 42 × 20 = 840.
- 1777.
The average of 10 numbers is 35. What is their sum?
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Answer: D. 350
Sum = average × count = 35 × 10 = 350.
- 1778.
The average of 20 numbers is 60. What is their sum?
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Answer: D. 1,200
Sum = average × count = 60 × 20 = 1,200.
- 1779.
The average of 8 numbers is 58. What is their sum?
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Answer: D. 464
Sum = average × count = 58 × 8 = 464.
- 1780.
The average of 5 numbers is 27. What is their sum?
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Answer: C. 135
Sum = average × count = 27 × 5 = 135.