Cassandra works at a bookstore. Yesterday, she sold 18 hardcover books. The rest of the books she sold were paperback books. She sold a total of 41 books. How many paperback books did she sell? Use the variable p to represent the number of paperback books Cassandra sold yesterday. Which equation represents this situation and its solution? p + 41 = 18; p = 23 18p = 41; p = 23 41p = 18; p = 23 p + 18 = 41; p = 23

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?