There are 15 friends who are going to have a water fight with 25 squirt guns. Which of the following best describes how many squirt guns each person gets if they are divided as evenly as possible?

What are the values of each variable in the diagram below?

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?

Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?