After knee surgery your trainer tells you to return to walking slowly. Start by walking 10 minutes a day. Every three days, increase your walking time by 50%. How many days will it take before you are walking over an hour each day?

Fiona has to plot a histogram of the given data

Student representatives surveyed their classmates on their preference of a school mascot for a new school. the results are shown in the table below. which pair of samples seems most representative of student preference?

There are 40 girls and 32 boys who want to participate in 6th grade intramurals. if each team must have the same number of girls and the same number of boys, what is the greatest number of teams that can participate in intramurals? how many girls and boys will be on each team?