Prior to a sale 17 tee shirts sold at £8 each.

The Summer sale began and a further 85 tee shirts were sold at a reduced price.

The average amount paid for each tee shirt over the whole time was £6.

What was the sale price?

–1 vote

Prior to a sale 17 tee shirts sold at £8 each.

The Summer sale began and a further 85 tee shirts were sold at a reduced price.

The average amount paid for each tee shirt over the whole time was £6.

What was the sale price?

+1 vote

+1 vote

...

Using 0.40 results in $5.60.