Question

Calculate the price of milk per gram of a 250g tin of coffee for R29,49 and a 750g tin of coffee for R69,99.

Answer 1

Given : 250g tin of coffee for R29.49

750g tin of coffee for R69.99.

To Find :  the price of coffee per gram

Solution:

250g tin of coffee for R29.49

=> 1g  of coffee 29.49  /250  = 0.11796 R

750g tin of coffee for R69.99

=> 1g  of coffee 69.99  /750  = 0.09332 R

0.09332 R < 0.11796 R

=> 750g tin of coffee is cheaper than 250g tin of coffee

Easier way to compare

250g tin of coffee for R29.49

750g tin of coffee for R69.99

=> 250g cost in 750 g tin of coffee for R23.33

23.33 < 29.49

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