A new suit costs $678.90 but it is on sale for 40% off. Find the discount and the new price.

$407.34

Step-by-step explanation:

1. Find the discount. This can be done by multiplying the original cost by the discount percentage.

678.90 x 40% = $271.56

2. Subtract the amount of the discount from the original price.

$678.90-$271.56 = $407.34

The new price is $407.34

answer: all of the odd numbers were opened

the first person was the one that was opening all of the lockers. since one is odd, this causes all of the odd number lockers to be opened in the end.