Answer:
C. 19.5
Step-by-step explanation:
He'll save 3 dollars if he buys 60 mouth guards in packs of 10 which is 6×14.50 = 87
Whereas
4×22.50 = 90
129,407 because
12 ten thousands=120,000
8 thousands= 8,000
14 hundreds= 1,400
No tens=0
<span>7 ones=7</span>
75 watch balloons filled in 40 mins