1.

A plane travels at 850km/h.How long would it take to travel from Cape Town to Johannesburg if the route taken is 1 263kmGive the answer in hours and minute, rounded off to the nearest minutes​

Answer»

You can use ratio and proportion method as well as unitary method

Ratio and proportion method

850 km : 1 HR : : 1236 : x

PRODUCT of extremes = Product of MEANS

850x = 1 * 1236

         = 1236

x        = 1236/850

           =1.45411764706



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