Select the triad in which the numbers are related in the same way as are the numbers of the following triads.
4-200-5
6-420-7
(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13-Operations on 13 such as adding subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 8-720-9.
4-200-5 ⇒ 4 × 5 × 10 = 200
6-420-7 ⇒ 6 × 7 × 10 = 420
Similarly, 8-720-9 ⇒ 8 × 9 × 10 = 720