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There are 20 vehicles-cars and motorcycles in a parking area. If there are 56 wheels together, how many cars are there?(a) 8(b) 10(c) 12(d) 20 |
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Answer» Correct answer is: (a) 8 Let no of Cars=x Let no of motorcycles=y X + y=20 4x + 2y=56 Solving the above equations No of cars=x=8 |
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