3. Problem Solving
Percents — Quiz
Test your understanding of percents with 5 practice questions.
Practice Questions
Question 1
A jacket is on sale for $30\%$ off its original price. If the original price was $$ \$70$$, what is the discount amount?
Question 2
An investment of $$ \$500$ earns $5\%$ simple interest annually. How much interest will be earned in $2$$ years?
Question 3
A mixture contains $20\%$ salt. If the total weight of the mixture is $150$ grams, how many grams of salt are in the mixture?
Question 4
If a number is increased by $10\%$ and the new number is $110$, what was the original number?
Question 5
A car's value depreciated by $15\%$ in one year. If its original value was $$ \$20,000$$, what is its value after one year?