Answer:
220.67 pounds
Step-by-step explanation:
This problem can be treated as a compounded interest with a weekly rate of -1%. Cal's weight after 'n' weeks at a 1% loss rate per week is described by the following expression:

For n = 10 weeks, Cal's weight is:

He expects to weigh 220.67 pounds at the end of the ten weeks.
Answer: 233.92
Step-by-step explanation:
6.80 times 3 = 20.4
138.52 plus 75.00 plus 20.4 = 233.92
Find 75% of $36 and add it to $36. Convert 75% to a decimal and multiply it by 36. That's how you get 75% of 36.
Alright, so here, we can simply divide 0.75/3=0.25 due to that we need to find that we need to find the unit rate of each pound, and we have 3, so we need to divide by 3