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P If 1 × 7 = 8, 2 × 7 = 16, 3 × 7 = 24, 4 × 7 = 32, Then What is Value of 9 × 7? - Mathematics

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प्रश्न

If 1 × 7 = 8, 2 × 7 = 16, 3 × 7 = 24, 4 × 7 = 32, then what is value of  9 × 7? 

विकल्प

  • 63

  • 72

  • 81

  • 90

MCQ
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उत्तर

72

Explanation:

1 × 7 = (1 + 7) × 1 = 8

2 × 7 = 2 × (7 + 1) = 16

3 × 7 = 3 × (7 + 1) = 24

4 × 7 = 4 × (7 + 1) = 32

Similarly,

9 × 7 = 9 × (7 + 1) = 72

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Analytical and Logical Reseasoning
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2018-2019 (May) Set 1

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