1. Its C
2. The answer is A
The answer is letter b.
$4.20 / 60 ounce is the rate for the glass bottle while $3.06 / 51 ounces is the rate for the plastic one.
Simplified, the glass bottle is $0.07 / ounce while the plastic bottle is $0.06 / ounce.
Ergo, the plastic bottle is cheaper by a cent per ounce.
Firstly you know that 7-3 is 4 so that is your whole number. next fro the fractions you have to create a common denominator.In this case both denominators can be. so 1 times 2 is 2 and 4 times 2 is 8.so 7/8 minus 2/8 is 5/8. your answer will be 4 and 5/8
√8
for the equations of circles: x²+y²= (radius)²