contestada




The temperature was -5.5°F at 9 A.M. Then the temperature dropped 5 degrees per hour for the next 3 hours. What was the temperature at noon?




A


-20.5°F



B


-10.5°F



C


10.5°F



D


20.5°F

Respuesta :

A) -20.5 degrees F is the correct answer, since drop means to decrease, and it decreased -5 per hour for 3 hours, so -5.5 + -15 = -20.5