Question 1

A clinic had 25 patients on Friday morning. If 21 patients were given flu shots, what percentage of the patients received flu shots? Express your answer to the ones place.

Accepted Answer

$$84\%$$

Question 2

An alloy contains 56 g of pure silver and 22 g of pure copper. What is the percentage of silver in the alloy? Express your answer to the ones place.

Accepted Answer

$$71\%$$

Question 3

A collection of coins contains 11 nickels, 5 quarters, and 7 dimes. What is the percentage of dimes in the collection? Express your answer to the ones place.

Accepted Answer

$$29\%$$

Question 4

At a local hospital, 35 babies were born. If 22 were boys, what percentage of the newborns were boys? Express your answer to the ones place.

Accepted Answer

$$63\%$$

Question 5

An alloy contains 67 g of pure gold and 35 g of pure zinc. What is the percentage of zinc in the alloy? Express your answer to the ones place.

Accepted Answer

Question 6

A collection of coins contains 15 pennies, 14 dimes, and 6 quarters. What is the percentage of pennies in the collection? Express your answer to the ones place.

Accepted Answer

$$39\%$$

Question 7

A nurse is preparing a solution by mixing 56 g of silver and 22 g of copper. What is the percentage of copper in the alloy? Express your answer to the ones place.

Accepted Answer

$$28\%$$

Question 8

A coin collection contains 11 nickels, 5 quarters, and 7 dimes. What is the percentage of quarters in the collection? Express your answer to the ones place.

Accepted Answer

$$21\%$$

Question 9

If a hospital had 35 babies born and 13 were girls, what percentage of the newborns were girls? Express your answer to the ones place.

Accepted Answer

$$37\%$$

Question 10

An alloy contains 67 g of gold and 35 g of zinc. What is the percentage of gold in the alloy? Express your answer to the ones place.

Accepted Answer

$$66\%$$

Question 11

A collection of coins contains 15 pennies, 14 dimes, and 6 quarters. What is the percentage of dimes in the collection? Express your answer to the ones place.

Accepted Answer

$$37\%$$

Question 12

A clinic had 25 patients on Friday morning. If 4 patients did not receive flu shots, what percentage of the patients did not receive flu shots? Express your answer to the ones place.

Accepted Answer

$$16\%$$

Question 13

A collection of coins contains 11 nickels, 5 quarters, and 7 dimes. What is the percentage of nickels in the collection? Express your answer to the ones place.

Accepted Answer

$$46\%$$

Question 14

A nurse is preparing a solution by mixing 67 g of gold and 35 g of zinc. What is the total mass of the alloy?

Accepted Answer

$$102\ g$$

Question 15

A collection of coins contains 15 pennies, 14 dimes, and 6 quarters. What is the total number of coins in the collection?

Accepted Answer

$$35$$

Question 16

If an alloy contains 56 g of silver and 22 g of copper, what is the total mass of the alloy?

Accepted Answer

$$78\ g$$

Question 17

A collection of coins contains 15 pennies, 14 dimes, and 6 quarters. What is the percentage of quarters in the collection? Express your answer to the ones place.

Accepted Answer

$$17\%$$

Question 18

A hospital had 35 babies born. If 13 were girls, what percentage of the newborns were boys? Express your answer to the ones place.

Accepted Answer

$$63\%$$

Question 19

An alloy contains 56 g of silver and 22 g of copper. What is the percentage of copper in the alloy? Express your answer to the ones place.

Accepted Answer

$$28\%$$

Question 20

A collection of coins contains 11 nickels, 5 quarters, and 7 dimes. What is the total number of coins in the collection?

Accepted Answer

$$23$$

Calculating Percent Composition: Applications in Chemistry and Everyday Life

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