Practicing Success
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 : ? |
263 420 364 544 |
420 |
16 : 144 : : 28 : ? The logic followed here is : 16 : 144 16 × (16 ÷ 2 ) + 16 = 16 × 8 + 16 = 128 + 16 = 144 Similarly 28 : ? 28 × (28 ÷ 2 ) + 28 = 28 × 14 + 28 = 392 + 28 = 420 |