Question : Direction: In this question, some equation are solved on the basis of a certain system. On the same basis, find out the correct answer from amongst the four alternatives for the unsolved equation.
7 x 6 x 8 = 678
8 x 9 x 7 = 987
5 x 4 x 6 = ?
Option 1: 456
Option 2: 564
Option 3: 645
Option 4: 654
Correct Answer: 456
Solution : Here, the given equations follows a pattern in which the first number and the middle number in LHS becomes the tens place digit and the hundreds place digit in the answer part in RHS respectively.
⇒ 7 x 6 x 8 = 678
⇒ 8 x 9 x 7 = 987
Following the same pattern in the unsolved equation, we get –
⇒ 5 x 4 x 6 = 456
Hence, option first is correct.
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