GIVEN,
3 pens can be bought for 65 cents
☞TO FIND
The number of pens that can be bought for $9.75
ANSWER
$9.75 = 975 cents
Therefore the number of pens that can be bought for $9.75 is,
[tex] \frac{975}{65} \times 3 \\ = 15 \times 3 \\ = 45[/tex]
So 45 pens can be bought