Answer:
b)-15 ÷ 5
It's the only one that ends up with a negative answer, which makes sense because the temperature decreases
Step-by-step explanation:
15%.
3200 x .15 = 480
3200 - 480 = 2720
Feel free to let me know if you need more help! :)
3 tens
4 tens and 5 ones is 45
so 45 minus 15 is 30
so 3 tens