Lucia rode her scooter 42 miles in 3 weeks, riding the same distance each
week. Trevor rode his scooter 45
miles in 5 weeks, riding the same
distance each week. Which statement
correctly compares the number of
miles per week they rode?

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.