For the first one it’s b and I’m sorry but I’m not sure about the second
Emma wanted to buy some apples from the store. They each cost $0.5. If Emma paid $12.5 in total, how many apples did Emma buy?
Answer:1/2b^2
Step-by-step explanation: The square is b^2?
To decrease something at 100% by 7% is:
100% - 7% = 93%
You multiply the original value by 0.93 to decrease it from it's original value by 7%
<span>5 nickels , 2 quarters, and 1 pennies = 8 coins.</span>
<span> he received 2 quarters</span>
