Question
80.09 * √144.05+ ? * √224.87 = (2109.09 ÷
√1368.79) * 19.89 Direction(Q1-5): What approximate value should come in the place of (?) in the following question?Solution
80.09 * √144.05+ ? * √224.87 = (2109.09 ÷ √1368.79) * 19.89 80 * √144 + ? * √225 = (2109 ÷ √1369) * 20 960 + ? * 15 = 1140 ? = 180/15 ? = 12
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