1. 12 is 75% of what number? The number is ___.
2. 25 is 50% of what number?
3. 40 is 20% of what number? The whole number is ___.
4. If 10 is 25% of a number, what is the number? The number is ___.
5. A team scored 21 points, which was 70% of the final score. What was the final score? ___ points.
6. In 2013, 258,915 guns were sold, and the sales decreased by 66,330 in 2014. What percent decrease did gun sales experience from 2013, rounded to the nearest whole percent? ___ %
7. A student answered 24 questions correctly on a quiz and received a score of 80%. How many total questions were on the quiz? ___
8. A country's population increased by 22,704,000 from its 2010 population of 308,745,000. By what percent did the population increase? Round your answer to one decimal place. ___ %
9. In 2010, the population of a country was 308,745,000. In 2020, the population was 331,449,000. What was the increase in population over that decade? ___
10. The price of bananas increased from 0.50 dollars per pound to 0.61 dollars per pound. What is the percent increase? ___ %