If 14 oranges cost 420 find the cost of 42 oranges at the sa

If 14 oranges cost $4.20; find the cost of 42 oranges at the same rate.

Solution

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Given

Cost of 14 oranges = 4.2$

=> Cost of 1 orange = 4.2 /14 $

= 0.3 $

Cost of 42 oranges = 42 * 0.3

= 12.6 $

Solution