Question

Length of four pipes are 28 m, 42m , 84m and 133m respectively and to be cut into pieces of equal length, find the least number of pieces that can be obtained .

A 45 Correct Answer Incorrect Answer
B 41 Correct Answer Incorrect Answer
C 50 Correct Answer Incorrect Answer
D 52 Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

Least number of pieces =  (28 ÷ 7) + (42 ÷ 7) + (84 ÷ 7) + (133 ÷ 7) = 4 + 6 +12 + 19 = 41

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