Find the number of multiplication blocks in 52900.
Required factors = (2)2 x (5)2 x (23)2 = (2+1) x (2+1) x (2+1) Â = 3x3x3 = 27
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If the sum of upstream and downstream speed is 32 km/hr and the speed of the current is 6 km/hr. Then find time taken to cover 44 km in downward?
