If the ratio of boys to girls in a class is 3 to 2 and there are 15 students in the class, how many of the students are boys? how many are girls? show your work using equivalent ratios

James purchased a $205,000 home with a 30-year mortgage at 5.78%. if makes a $1500 monthly mortgage payment, how many months early will he pay off his mortgage? a. 180 months b. 224 months c. 127 months d. 136 months

An unknown number of kids and buses are getting assigned. when assigning 4 kids to each bus, there are 2 kids that aren't placed in a bus. when assigning 8 kids to each bus, there are 2 empty buses. how many total kids are there?

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?