Answer:

Step-by-step explanation:
Given : Expression 
To find : Select the expression that is equivalent to expression ?
Solution :
Re-write the expression as,






The above are the possible equivalent expressions.
The answer is b:
First change the operation to multiplication, and then change the last fraction to it's reciprocal (7/15 / 5/3)
Then, you can simplify 15 and 5 to 3 and 1 (divide each by 3)
Finally u multiply (7*1 / 3*3)
Sorry if its bad first time
80 is 40% of 200 because 40%of 100 is 40. Common sense is just to double both values, also 200 x .40 (40%as a decimal) gives you the result of 80.
2/5 and it makes me right more stuff so there