Exit Justin is going to the school dance. He went to the mall and bought two new shirts for $21.99 each and a new pair of dress shoes for $45.59. Which two operations would be used in order to figure out how much he spent at the store?
A. multiply and add
B. add and subtract
C. multiply and subtract
D. divide and add

Drag each scenario to show whether the final result will be greater than the original value, less than the original value, or the same as the original value. 1. a 25% decrease followed by a 50% increase 2. a 20% decrease followed by a 25% increase

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

How to use order of operation in 20 divide by 4 multiply 5 = 1