The original price of the shorts is given as $12. The store then marks up the price by 6%. This means that the amount by which the original price was marked up would be
6/100 × 12 × 0.06 × 12 = $0.72
The new price of the short would be the sum of the original price and the amount by which it was marked up. It becomes
If it took 4 miles per hour you multiply that twice cuss its traveling back then forth so you repeat the same process 30 miles times 2 which is 60 hope this helps.
