Answer:
37.69
Step-by-step explanation:
Since the diameter is 12, the Radius is 6
Circumference equation: 2pi(r)
So we plug it in
2pi(6)
That gives us 37.699
If you need to round, then it would be 37.7.
I really hope this helps!!!
Answer:
$22.31
Step-by-step explanation:
At $0.75 per bottle for 36 bottles, Thomas will have sales of ...
$0.75 × 36 = $27.00
His cost is $4.69, so his earnings will be ...
$27.00 -4.69 = $22.31
Thomas will earn $22.31 in profit if he sells all the bottles of water.
_____
He only needs to sell 7 bottles to cover his cost.
Answer:
2, 5, 40
Step-by-step explanation:
2 students can get 40 cookies
5 students can get 16 cookies
40 students can get 2 cookies.
Answer:
$0.65
Step-by-step explanation:
x=cost of washcloth
x+1.20=cost of towel
Now,
x+x+1.20=2.50
2x=1.30
x=0.65
So, cost of washcloth is $0.65

1) Substitution from definition.
2) We use 
3) We are changing the order of 3 and
.
4) We add 1 and 3
and we get 
5) Substitution from definition (but the other way than at the beginning).