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• Pre algebra
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• Percent problems

# Percent problems

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•  Question 1: 1 pts What percent of $45$ is $9$?
 $10\%$ $15\%$ $20\%$ $25\%$
•  Question 2: 1 pts What is $25\%$ of $192$?
 $96$ $48$ $24$ $12$
•  Question 3: 1 pts $200\%$ of 158 is $79$.
•  Question 4: 1 pts What is $5\%$ of $\$400?$$\$50$ $\$15\$80$ $\$20$•  Question 5: 2 pts The shop offers$75\%$off the original prices on the old collection. What fraction is taken off the prices? $\dfrac{1}{3}\dfrac{2}{5}\dfrac{3}{4}\dfrac{1}{2}$•  Question 6: 2 pts A pupil scores 3 out of 20 in a test. Express this as a percentages. •  Question 7: 2 pts A farmer decides to sell a$36\%$of his 525 cows. Which expression can be used to find how many cows does he sell? $\dfrac{36}{100}\cdot 525\dfrac{100}{36}\cdot 525\dfrac{525}{100}\cdot 36$none of these •  Question 8: 2 pts Natasha invest a$\$200$ in a bank account. At the end of the year she receives $10\%$ interest. Which expression can be used to find how much interest does she receive?
 $\dfrac{1}{100}\cdot \$ 20010\%\cdot \$200$ $10\cdot \$ 20010\%\div \$200$
•  Question 9: 3 pts $62\%$ of $600$ students are girls. How many are girls?
 $414$ $398$ $372$ $212$
•  Question 10: 3 pts A bicycle with a price of $\$340$is reduced$20\%.$What is the discount? $\$46$ $\$ 54\$68$ $\$ 78$•  Question 11: 3 pts A cake weighs 950g. 35% of cakes is sugar. Calculate the weight of sugar in the cake. The weight of sugar in the cake is •  Question 12: 3 pts After an increase of$20\ %$a number becomes$540.\$ Find the original number.