Shem makes 2.5 times more money per hour than Kem. If Kem earns $4 per hour, how much does Shem earn for an 8-hour workday?
Shem earns $4 x 2.5 = $<T>multiply(4, 2.5)=10.0 in an hour.
So, Shem earns $10 x 8 = $<T>multiply(10, 8)=80 for an 8-hour workday.
