Peggy had three times as many quarters as nickels. she had $1.60 in all. how many nickels and how many quarters did she have?
which of the following equations could be used to solve the problem?

a.) n + 3n = 1.60
b.) n + 3n = 160
c.) 5n + 75n = 1.60
d.) 5n + 75n = 160

Match each function with the corresponding function formula when h(x)=5-3x and g(x)=-3+5

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)