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Q: Select the number from among the options given that is related to the fifth number in the same way as the second and fourth numbers are related to the first and third numbers respectively. 15 : 90 :: 203 : 1015 :: 16 : x
  • A. 96
  • B. 112
  • C. 120
  • D. 128
Correct Answer: Option B - Just as, 15 = 1 + 5 = 6 × 15 = 90 And, 203 = 2 + 0 + 3 = 5 × 203 = 1015 Similarly, 16 = 1 + 6 = 7 × 16 = 112 Hence, 112 will on the place of x.
B. Just as, 15 = 1 + 5 = 6 × 15 = 90 And, 203 = 2 + 0 + 3 = 5 × 203 = 1015 Similarly, 16 = 1 + 6 = 7 × 16 = 112 Hence, 112 will on the place of x.

Explanations:

Just as, 15 = 1 + 5 = 6 × 15 = 90 And, 203 = 2 + 0 + 3 = 5 × 203 = 1015 Similarly, 16 = 1 + 6 = 7 × 16 = 112 Hence, 112 will on the place of x.