Question

 A, B C D are squares. Ravi wants to go from A to C. If he wants to go diagonally instead of sideways, then what percent less distance will he have to cover?                             

A 25.5% Correct Answer Incorrect Answer
B 28.5% Correct Answer Incorrect Answer
C 29.5% Correct Answer Incorrect Answer
D 25% Correct Answer Incorrect Answer

Solution

Let the side of the square = 100  When Ravi goes from A to C instead of sideways =100+100 =200 When he goes diagonally = a√ 2   = 100 ×1.41 = 141 Distance reduction = 200 -141 = 59 reduction = 59/200  ×100 = 29.5%

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