What is the range of these sets of numbers? 134.5 , 132.2 , 134.8 , 132.7 , 132.5 and 87.1 , 87.1 , 87.2 , 87.15 , 86.9

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?