You have the answer into the images.
Answer: There is 680% increase for the fund.
Step-by-step explanation:
Since we have given that
Number of shares they purchased = 1000
Cost of per share at the time of their marriage = $10
So, Amount of fund will be

Cost per share after 30 years = $78
So, Amount of fund will be

Percentage of increase for the fund will be given as

Hence, there is 680% increase for the fund.
Answer:
<h2>10.7%</h2>
Step-by-step explanation:
Step one:
given
expected weight= 28pounds
Actual weight= 25 pound
Required:
percent error

δ= percent error
vA =actual value observed
vE =expected value
δ=25-28/28*100
δ=-3/28*100
δ=0.107*100
δ=10.7%
The percent error is 10.7%