Maths
posted by stella xx
One lap of a racing circuit is 3 (wholes) and 3/4 km. Work out the total distance for 4 (wholes) and 1/2 laps.

Henry
d = (3 3/4km)/Lap * 4 1/2Laps.
d = 15/4 * 9/2 = 135/8 = 16 7/8 km.
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