In how many seconds could a 9 year old boy run 100meters
A.5 sec.
b. 10 sec.
c. 20 sec

Alaptop computer is purchased for $1350 . after each year, the resale value decreases by 30% . what will the resale value be after 5 years?

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?