Question

Approximately 15% of the shirts at windsor and best garment factory are labeled irregular and di not receive the windsor and best label. At this rate how many shirts neef to be made to produce approximately 500 Windsor and Best shirts are not irregular?

Answer 1

500 is 15% less than the number that need to be made, because 15% of
the number that are made will be irregulars.

Remember that 15% = 0.15

500 = 85% of the number.

500 = 0.85 of the number.

Divide each side by 0.85 :

The number = 500 / 0.85 = 589 shirts