Answer:

The total price in shoe sales equals $709.96
10% of $709.96 is $71 after rounding up.
$71 plus $75=$146
answer-$146
100 times, because 5 times 100 equals 500
I know! It's kind if annoying tbh...
7s = 4
/7. /7
s= 4/7
thats the equation right?
The greatest number of friends who can receive a necklace is 6. The reason why is because 6 is the greatest common factor of 72 and 42.
Each friend will have 12 blue beads and 7 red beads. If you divide 6 (GCF) with both numbers you get 12 and 7.
Hope this helps :3