Question

The temperature of an oven went from 320° to 280°. What was the percent decrease in temperature?. . . A.1.25% . B.12.5%. C.1.43%. D.14.3%

Answer 1

the amount of temperature decreased is :

320 - 280 = 40

The percentage of temperature decreased is :

40 / 320 x 100 % = 12.5 %

The answer is option B. 12.5 %

hope this helps