A is your answer
We can cross multiply using x/70=30%/100
Solving it we get:
100x=2100 (70 times 30)
x=21
So we get a, 21 as your answer.
I hope this helped!
Answer:
7/12 , 3/4 , 5/6
Step-by-step explanation:
hope this helps :)
Answer:
b
Step-by-step explanation:
3 1/2 x 3 x 1/2= 5.25 or 5 and 1/4
Answer:
z = 137°
Step-by-step explanation:

Hope this helps
.10x + .05y = 4.50
x + y = 30
Is the formula