Question

At 3pm the outside Temperature was 4°F . The Temperature then fell steadily by 2°F every hour for the next four hours . What was the temperature at 7 PM

Answer 1

Explanation:

Temperature at 3pm: 4° F

After the decrease in temperature per hour by 2°F

Temperature at 4pm: 2°F

Temperature at 5pm: 0°F

Temperature at 6pm: -2°F

Temperature at 7pm:-4°F

Hence we can say that the temperature at 7pm is -4°F