First we will find out the values of a
a/4=b/7
a=4b/7
Now
(a-b)/b
{4b/7-b}/b
(4b-7b)/7b
-3b/7b
-3/7
Answer:
12
Step-by-step explanation:
divide each of the shoes by 7. 84/7 = 12
Answer:
B. 7.5
Step-by-step explanation:
Its the middle
You would estimate to 4800 and 10 then you would take 4800 divided by ten which is 480
that's the way I'd do it hope this helps