6th grade accelerated chapter 9 review

1. Joshua is preparing a lemonade and needs to use 25% of his 80 grams of sugar. How much sugar should he use?

• 20 grams

• 25 grams

• 19 grams

• 30 grams

Answer explanation

Anika needs to use 25% of 80 grams, which is 20 grams. Therefore, she should use 20 grams of sugar.

Tags

CCSS.6.RP.A.3C

1. Nikolina is excited to buy a new dress for the upcoming school event. The dress originally costs $40 but is now on sale for 20% off. Can you help Nikolina figure out the sale price?

• 28

• 30

• 32

• 40

Answer explanation

To find the sale price, calculate 20% of $40 which is $8. Subtract $8 from $40 to get the sale price of $32.

Tags

CCSS.6.RP.A.3C

1. Imagine a lively classroom where 60% of the students, including Nicole, Alejandro, and Luis, passed a challenging test. If there are 30 students in total, can you figure out how many students passed?

• 22 students

• 18 students

• 20 students

• 16 students

Answer explanation

To find the number of students who passed, multiply the total number of students by the percentage that passed: 30 students * 60% = 18 students. Therefore, 18 students passed the test.

Tags

CCSS.6.RP.A.3C

1. Imagine Elias and Meryann were enjoying a delicious pizza together. Initially, there were 8 slices. If Joshua, who joined later, ate 15% of the pizza, how many slices remain?

• 6 slices

• 4 slices

• 1 slice

• 5 slices

Answer explanation

If Elijah ate 15% of the pizza, he consumed 1.2 slices (15% of 8). Subtracting this from the initial 8 slices leaves 6.8, which rounds down to 6 slices remaining.

Tags

CCSS.6.RP.A.3C

1. Catherine is organizing a community event and needs to purchase supplies that cost $250. If she uses a 40% discount coupon, how much does she save?

• 60

• 97

• 100

• 75

Answer explanation

To find the amount saved, calculate 40% of $250: 0.4 * 250 = $100. Therefore, Jackson saves $100 with the 40% off coupon.

Tags

CCSS.6.RP.A.3C

1. Imagine Valerie's vibrant vegetable basket is filled with various vegetables, and 30% of them are fresh tomatoes. If there are 24 tomatoes, can you figure out how many items are in total in Valerie's basket?

• 70 items

• 80 items

• 60 items

• 50 items

Answer explanation

To find the total number of items in Emma's box, divide the number of apples (24) by the percentage of apples (30%) to get 80 items in total.

Tags

CCSS.6.RP.A.3C

1. Luis is at his favorite electronics store and notices they've increased the price of a popular smartphone by 50%. If the original price was $50, what does Luis pay now?

• $50

• $45

• $75

• $30

Answer explanation

Evelyn pays $75 now because the price of the jacket was marked up by 50%, making the new price $75 (original price $50 + 50% markup).

Tags

CCSS.6.RP.A.3C

1. Imagine a bustling town where 75% of its 5000 residents, including Alejandro, Luis, and Valerie, have been vaccinated. Can you figure out how many people in total are vaccinated?

• 3750 people

• 3250 people

• 3570 people

• 3260 people

Answer explanation

To find the total number of vaccinated people, multiply 5000 residents by 75% (0.75). 5000 * 0.75 = 3750 people are vaccinated.

Tags

CCSS.6.RP.A.3C

1. Timmy was curious about percentages in his math class. He wondered, 'What percentage of 200 is 50?' Can you help him figure it out?

• 40%

• 25%

• 30%

• 20%

Answer explanation

To find the percentage, divide the given number (50) by the total number (200) and multiply by 100. (50/200) * 100 = 25%.

1. Imagine Nicole, Jacob, and Catherine are dining at a cozy restaurant. Their bill comes to $80. They want to leave a 15% tip for the excellent service. How much should the tip be?

• $11

• $14

• $13

• $12

Answer explanation

To calculate the tip, multiply the bill amount ($80) by the tip percentage (15% or 0.15), which equals $12. Therefore, the tip should be $12.

Tags

CCSS.6.RP.A.3C