5/2 • 4/1 (flip the second fraction to multiply)
20/2
10
A
8513 is NOT divisible by 9, because the some of its digits (8+5+1+3) = 17 which is not divisible by 9 (answer B)
Answer:

Step-by-step explanation:

Identity used:


Now let us divide the modified expressions:
÷ 
we get:

Answer: you could buy 12 magazines
Step-by-step explanation:
each magazine is $2
Answer:
58.2
Step-by-step explanation:
We can find the length of RS using similarity ratio
7/34 = 12/RS cross multiply expressions
7RS = 408 divide both sides by 7
RS = 58.2 approximately.