Answer:
The mass of the last screw added is 3.855 grams.
Step-by-step explanation:
if you take 84.81 and subtract the original mass you should get the weight that was added.
Hope this helps.
Answer:
210
Step-by-step explanation:
if you divide 126 by 3 you get 42 than multiply by 5 and you get 210
Each person will get a full brownie leaving you left over with 2 full brownies. You can cut both of the remaining brownies into 3rds giving you 6 pieces. Each person can then get 2 prices. This is 1 and 2/3 brownies per person
Answer:
1 and 39/40
Step-by-step explanation:
Is east just add