Show:
Ratios
Proportions
Percent
Percent Change and Interest
100
Given the ratio, 3/4. These are the correct ways of writing it. a) 3:4 b) 4:3 c) 4 to 3 d) 3 to 4
What is a and d?
100

It takes Diana 7 minutes to run a mile. This is the number of miles can she run in 60 minutes (rounded to the nearest tenth).

What is 8.6 miles?

100

What percent of 25 is 20?

What is 80%

100

45 to 85 (whole %)

What is 89% increase.

200

Write the ratio in simplest terms: 36:240

What is 3:20

200

There are 48 men per every 52 women at Vady college. If there are 3000 men at Vandy, this is how many women there are.

What is 3250 women?

200

60 is 20% of what number?

What is 300

200

Shirt: 15.99; sale price $12.79 what is the discount?

What is 20%?

300
Solve for x: x/5 = 7/12 (round to the nearest tenth)
What is 2.9?
300
When Donovan goes to the grocery store, the longer he shops the more he spends. If he stays in the grocery store of 30 minutes he will spend $55. How much will he spend if he stays for two hours?
What is $220?
300
In a group of 200 students, 47 are seniors. This is the percent of seniors.
What is 23.5%
300

Alice borrowed $1,700 from the bank at a simple interest rate of 9% to purchase a used car.  She paid it back after 3 years. How much interest did she pay?

What is $459?

400

Solve for x: 8/x=36/1.8

What is 0.4

400

Jacob is making tacos for himself, and 8 friends. If for every 3 people he uses 4 tomatoes, this is how many tomatoes he will use in all.

What is thirteen tomatoes?

400

In a recent survey, 15 people absolutely loved their math class. If this was exactly 30% of the people surveyed, this is the total number of people surveyed.

What is 50 people.

400

If Alex opened an account with a simple interest rate of 7.5%.  After 5 years, the account had earned $375.  If there were no other deposits or withdrawals, what was the original amount placed in the account?

What is 1,000?

500

The ratio of empty seats to full seats in an auditorium is 3:7.  If there are 203 full seats, find the total number of seats.

What is 290

500

Maxine went to a book sale where 7 books costs $18. How much do15 books costs (rounded to the nearest penny)?

What is $38.57?

500
77% of all students at a school have brown hair. There are 237 people with brown hair. This is the number of students in the school (rounded to the nearest whole number.)
What is 308 students?
500

Jon earned $18.75 from an account with an initial investment of 500, after 18 months. What was the interest rate?

What is 2.5%?