Kim made five times as many cookies as andrea. if andrea made δ cookies, write an expression describing how many cookies kim made.

a) δ+ 5
a) δ- 5
c) 5×δ
d) δ÷5

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

1. what is the theoretical probability that a coin toss results showing? with a frequency of one tail one head: 50. two tails : 30. two heads 20.

Fran has $24.00. she wants to buy 2 pizzas for $8.25 each and 3 bottles of 2-liter sodas for $2.39 each. does she have enough money to make this purchase?