Question

If 40 oranges cost rupees 70 what is the cost of 39 oranges

Answer 1

cost of 40 oranges= ₹70

therefore, cost of 1 orange=₹70/40

=₹1.75

now, cost of 39 oranges=₹(1.75*39)

=₹68.25(ans)

Answer 2

Total Cost of 40 Oranges = 70 Rupees

Total Cost of 39 Oranges = ?

We first have to find the cost of 1 orange which can be found by dividing the two values, 70/40 which is equal to 1.75

Therefore, cost of 1 orange = 1.75 Rupees

Cost of 39 Oranges = 1.75 x 39 = 68.25 Rupees
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