PLEASE HELP A. S.A. P. 46 POINTS

1. Eryn had the following scores on her math quizzes: 20, 25, 30, 40, 50, 55, 65, 70, 80, 90, 95, 100

A. What is the sum of all her scores? Show your work

B. How many quizzes did she take? c. What is the Mean of Eryn’s scores? Show your work

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?