Use a ratio box to solve this
problem: After working 6 months,
Gina received a raise of 25%. If
Gina's previous pay was $7.20 per
hour, what was her hourly pay after
the raise?

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

Can someone me and plz do the problem

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