MATH 111 Week 1 Quiz | Assignment Help | University of Washington
- University of Washington / Math 111
- 30 Mar 2021
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- Mathematics Assignment Help / statistics
MATH 111 Week 1 Quiz | Assignment Help | University of Washington
Activity 7: Percentage Change and
Proportionate Change
If your
current annual salary is $48,500, what is your annual salary after a 3% raise?
ANSWER:
$_______
Question 2
Again,
assuming a current annual salary of $48,500, what is your annual salary after
receiving a 3% raise each year for two years?
ANSWER:
$______
Question 3
You start a
new job with a starting salary of $55,000 and a 2% cost-of-living raise each
year.
True or
False? If you receive no other raises, your salary after 4 cost-of-living
raises will be exactly an 8% increase from your current salary.
You inherit
a diamond ring appraised at $8000. Diamonds are expected to appreciate by
7% per year. What would you expect it to be worth 1 year from now?
ANSWER:
$_______
Question 6
You plan to buy a TV that is regularly priced at $625. The store is offering 25% off every product in the store. What is the sale price of the TV? (You can still use the formula
ANSWER: $______
Question 7
The population of a town was 6000 people in 2010 and 7110 in 2018.
What was the percentage change in the population during that period of
time?
ANSWER: ____%
Question 8
A pair of shoes that regularly costs $112 is on sale for $95.20.
What percent savings is this? (Again, your proportionate change
will be negative but you can express your answer as a positive savings;
e.g., if 
p=−0.11,p=−0.11, then
you can call this an 11% savings, expressing the negative with
the word "savings.")
ANSWER: ____%
Question 9
A house purchased for $350,000 in 2004 sold for $680,000 in 2017.
What was the percent change in its value?
ANSWER: ____%
Question 10
A collectible lunchbox increases in value by 1.2% per year. If it
is worth $174 a year from now, what is its value today?
ANSWER: $_______
USA 
India