Adult red wolves vary in length from 137.16 cm to 168.64 cm. Estimate the difference in length between the longest and shortest of these wolves. Round to the nearest whole number.

The price of a coat increased from $78 to $92. what is the price increase percentage?

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.