Students in four classrooms were asked if they planned to participate in a school sport this year. Which group had the highest percent reply yes?
O Classroom A - 15 replied yes out of 25
O Classroom B - 21 replied yes out of 42
Classroom C - 2 replied yes out of 20
Classroom D - 15 replied yes out of 20

Sasha invests $1000 that earns 8% interest compounded annually. write a function that describes the value, v, of the investment after t years.

Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.

What properties allow transformation to be used as a problem solving tool