Kevin and Caden were both mowing lawns for extra money. Kevin earned $4 per lawn and Caden earned $8 per lawn. For 5 lawns, Caden earned $40. How many lawns would Kevin have to mow to earn the same?

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum

Atemperature of 1.64◦f corresponds to answer in units of ◦c.