Answer:
1
Step-by-step explanation:
Answer:
-14+77=63
21-82=-61
|-61|=61
So 63-61=2
Step-by-step explanation:
Answer:
c
Step-by-step explanation:
When you provide heat (thermal energy) to the gas molecules, their root mean square velocity (kinetic energy) increases, as a result they the gas exerts a higher pressure on the walls of the balloon and the balloon expands.
Answer: 40%
Step-by-step explanation:
Chocolate chip and oatmeal cookies: 9+35 = 44
Total cookies = 9+21+15+35+30 = 110
What percent is 44 of 110 (%/100 = is/of)
x/100 = 44/110 (cross multiplication)
4400/110 = 40