Which expression is equivalent to
5+15
5
x
+
15
with parenthesis?

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?