Math

Emilia purchased a work suit that was on sale for 15% off. If Emilia paid $136 for the suit, what was the original price?

$160

|-4x + 2| - 12 = 20

-15/2 and 17/2

6(x - 1) = 2(x - 2) - (12x+6)/3

0

It took Will 0.75 hours less than 2.3 hours to mow his lawn. About how many hours did it take Will to mow his lawn?

1.5

45% of the seats in the cinema are occupied by boys, 35% are occupied by girls, and the rest are not busy. What fraction of seats are free?

1/5

A designer processes one photo in 25 minutes. How many photos can the designer process in 4.5 hours?

10

A student spends an average of 7.2 hours a day sleeping. Given below is the number of hours in a week he spends sleeping. Monday: 6 hours Tuesday: 6.5 hours Wednesday: 6.5 hours Thursday: Missing Friday: 8 hours Saturday: 7 hours Sunday: 5.5 hours Find the missing entry.

10.9 hours

Write 1.4 as a percent.

140%

Edward weighs 110 lbs, 25% lighter than a year ago. How much did Edward weigh a year ago? ( Round to the nearest whole number)

147 lbs

In April, 2/9 pets were adopted out of a dog shelter, and in May, 1/6 of the remaining ones were adopted. If initially there were 270 dogs in the shelter, how many dogs remained in the shelter in June?

175

Write 286% as a decimal.

2.86

To make 9 pounds of red fish, you need 6.75 ounces of salt. How many ounces of salt do you need to make 28 pounds of red fish?

21

Marta participates in a charity race where she has to run 26 miles. Marta completes the first 20 miles of the race in the first 3 hours of the race. What percentage of the race is Marta left to complete? ( Round to the nearest hundredth of a percent)

23.08%

135 families live on the same street, 2/3 of the families live on the right side of the street, and the rest live on the left side. Of those families who live on the left side, 2/5 have dogs. How many families on the left side of the street don't have dogs?

27

Emily bought 25 packages of juice for the party, of which 18 packages were with orange juice and the others were with apple juice. What percentage of the packages are apple juice packages?

28%

A builder mixes concrete mortar. Before the addition of water, the weight of the dry mixture of sand and cement was 5 2/3 pounds. Of these, 1 5/6 is cement, the rest is sand. How much sand did the builder use?

3 5/6

What is the percentage equivalent to 5/16?

31.25%

Find the mean: 39,34,35,42,45,12,

34.5

What is the percentage equivalent to 7/20?

35%

The ratio of participants in the talent show who qualified for the finals to the number of non-qualified participants is 9:16. What percentage of the participants were qualified for the finals?

36%

24 is 60% of what number?

40

What is the fractional equivalent to 35.2%?

44/125

The average of 8 numbers is found to be 315. One of the numbers is unknown. The other 7 numbers are 232, 561, 26, 98, 117, 418, and 627. Find the unknown number.

441

5.25:4.5 :: x:6

5.25:4.5 :: 7:6

Rachel needs to read her clinical textbook for her nursing class in 5.5 weeks. The textbook is 295 pages. About how many pages should she read each week on average to finish reading the book on time?

50

Carla organized her family budget for the month. The family has a spending budget of $420. If they spent $60 on takeout, $115 on groceries, and $20 at the movies, what percent of the budget do they have left?

53.6%

In 2008 the value in Steve's retirement account was $204,200. By 2021 the retirement account had a value of $315,500. What is the percentage increase of the value in Steve's retirement account?

54.5%

Find the median of the following numbers: 52, 87, 39, 15, 64, and 92.

58

It costs a restaurant $18 to buy a set of silverware. The restaurant orders 325 sets of silverware. What is the approximate cost of the order in dollars?

6,000

School shirts cost $6.50 each and pants cost $12 each. Thomas has $64 for his school uniform. Write an inequality to find combinations for how many shirts and pants Thomas can buy.

6.50s + 12p ≤ 64

There are 28 children in the class, and 9 of them have pets. What percentage of children in this class have no pets?

67.86%

Write 8.02 as a fraction.

8 1/50

What is the speed of a bus in miles per hour if it traveled 50 1/4 miles in 3/5 hours?

83 3/4

If AB and BC are the same distance, CD is double the distance of AB, and DE is three times as long as AB, what percentage of the line is BE?

85.7%

A grocery store sold 61.2 pounds of meat in a single day. The next day the store sold twice the amount of meat.

90

An emergency room patient's heart rate dropped 30% to 63 beats per minute. What was the patient's heart rate prior to the drop in beats per minute?

90

Given below are the scores of a student in five different subjects. Find the median, mode, and range of this collection.

Median: 68, Mode: 68, Range: 61

2 bags of chips and 2 cans of sodas cost $5 7 bags of chips and 4 cans of sodas cost $13.

a bag of chips costs $1 and a can of soda costs $1.50

2x + 5y = 19 4x + 3y = 17 What are the values of x and y?

x = 2 and y = 3

Alexandra bought at least 1 more than five times the amount of shirts Linda bought at the department store. Linda bought 3 shirts. Which of the following inequalities correctly represents x, the number of shirts Alexandra bought?

x ≥ 16