Answer:
414.857143
Step-by-step explanation:
r=66
=2*66*22/7
=414.857143
I'll do 22 for you. 22, 24, 26, 28, and 30, are very similar to each other.
PROPORTIONS:
Draw it out.
5/7 = either c/6, or b/5.
I'll do c/6
5/7 = c/6
solve for c
7c=30
c=30/7
now do the same thing to the remaining side, b.
there!
Answer:
Infinite.
Step-by-step explanation:
3(x+1)-5=3x-2
3x+3-5=3x-2
3x-2=3x-2
True for any number.
Answer: What do you need, what grade are you in?
Step-by-step explanation:
62.50/5=12.50 for each tour
500/12.50 = 40 tours