Answer:
70
Step-by-step explanation:
Answer: 6 trips
Step-by-step explanation:
Answer:
4 - 14 lbs
Step-by-step explanation:
Ok, so the most she can carry is 4 books. and they weigh 1 - 3.5 lbs. so you take 1 times 4. and thats well 4. then you do 3.5 times 4. thats 14 so your range would be 4 -14 lbs