Select the option that is related to the third number in the same way as the second number is related to the first number.
16 : 144 :: 28 : ?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is Option 2 i.e. 420
| Understanding | Application |
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16 : 144 = 16 × (16 ÷ 2 ) +16 = 16 × 8 + 16 = 128 + 16 = 144 |
Similarly, 28 × (28 ÷ 2 ) + 28 = 28 × 14 + 28 = 392 + 28 = 420 Hence, 420 is the correct answer. |