Question

The temperature has been going down at a constant rate. In 55 hours it went down 1515 degrees. Which expression best shows the temperature change each hour?

a) -15 × -5

b) -15 ÷ 5

c) 15 × 5

d) 15 ÷ 5​

Answer 1

b)-15 ÷ 5

It's the only one that ends up with a negative answer, which makes sense because the temperature decreases