Review -5 (6th grade Math staar)

Dennis made an extra $245.00 for selling furniture. The extra $245.00 was 7% of the total value of the furniture he sold. What was the total value of the furniture Dennis sold?

• $3,500.00

• $171.50

• $350.00

• $1,715.00

A certain type of brass contains 65% copper. How many pounds of copper are contained in 120 pounds of the brass?

• 78

• 65

• 120

• 100

In a recipe 3 eggs are used to make 45 cookies. Which table shows the relationship between the number of eggs used and the number of cookies made?

• 
• 
• 
• 

On Wednesday 72% of the customers who bought gas at a gas station made additional purchases. There were 250 customers who bought gas. How many of these 250 customers made additional purchases?

• 180

• 72

• 200

• 190

Yesterday 170 guests at a hotel called for room service, and 255 guests did not call for room service. What percentage of the guests at this hotel called for room service yesterday?

• 60%

• B 15%

• 40%

• 85%

A shop owner offered a 20% discount off the regular price of a mirror. The amount of the discount is $3.

What is the regular price of the mirror?

• $15

• $6

• $9

• $18

Customers at an ice-cream shop took a survey. The results showed that 144 customers rated the shop as being “very satisfactory.” This number represented 45% of the total number of customers who took the survey.

What was the total number of customers who took the survey?

• 189

• 65

• 99

• 320

The list shows the number of viewers of an online music video each day for 5 consecutive days.

5 35 245 1,715 12,005

By what factor did the number of viewers change each day from the first day to the fifth day?

• 7

• 12,000

• ,401

• 30

There are 90 girls and 60 boys in the sixth grade at a middle school. Of these students, 9 girls and 3 boys write left-handed. What percentage of the sixth graders at this middle school write left-handed?

• 10%

• 8%

• 5%

• 15%