3:5...added = 8
3/8(2000) = 6000/8 = 750 use brand x aspirin <===
5/8(2000) = 10000/8 = 1250 do not use brand x aspirin
Answer:
Alex = No B.
Step-by-step explanation:
1) Use Quotient Rule: 

2) Simplify 1 - 3 = 2

3) Use Negative Power Rule: 

The difference between 1/8 and 6/10 = 0.475 , does this help?