Question

ON A GIVEN MORNING THE TEMP WAS 81F THE TEMP DROPPED 9F AN THEN ROSE 5F HOW MUCH DOEST THE TEMP OF 81
RISE 9
RISE 4
FALL 4
FALL 5

Answer 1

The temperature initially dropped 9F, so it would be 81 - 9 = 72F.
Then the temperature rose 5F, so it becomes 72 + 5 = 77F.

Therefore, the temperature of 81F falls by 4F.