Solve for r in the formula s=l-rl where s is the sale price, l is the list price, and r is the discount rate. a. an item with a list of price of $128 goes on sale for $51.20. find the discount rate. b. an item b. with a list price of $56.80 goes on sale for $36.92. find the discount rate.

For a read-a-thon, jay and odhràn each started reading a book at the same time and continued reading for several hours. jay's book had 278 pages, and he read 55 pages per hour. odhràn's book had 238 pages, and he read 45 pages per hour. after how many hours did they have the same number of pages left, and how many pages were left?

Cara earns a base pay of $1800 per month at a car dealership plus a commission of 6% of her sales. what are caras total earning in a month in which she sells $40000 worth of merchandise

Select the correct answer from the drop-down menu. this graph represents the inequality x+2< 4,2x> 3,x+6< 12,2x> 12