Previous Math Questions and the correct answer

If Lynn can type a page in p minutes, what piece of the page can she do in 5 minutes?

 

 

5/p          (correct)

p - 5

p + 5

p/5

1- p + 5

If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together?

 

 

2 hours and 24 minutes          (correct)

3 hours and 12 minutes

3 hours and 44 minutes

4 hours and 10 minutes

4 hours and 33 minutes

Employees of a discount appliance store receive an additional 20% off of the lowest price on an item. If an employee purchases a dishwasher during a 15% off sale, how much will he pay if the dishwasher originally cost $450?

 

 

$280.90

$287

$292.50

$306          (correct)

$333.89

The sales price of a car is $12,590, which is 20% off the original price. What is the original price?

 

 

$14,310.40

$14,990.90

$15,290.70

$15,737.50   (correct)

$16,935.80

Solve the following equation for A :  2A/3 = 8 + 4A

 

 

-2.4    (correct)

2.4

1.3

-1.3

0

If Leah is 6 years older than her sister, Sue, and John is 5 years older than Leah, and the total of their ages is 41. Then how old is Sue?

 

 

8          (correct)

10

14

19

21

Alfred wants to invest $4,000 at 6% simple interest rate for 5 years. How much interest will he receive?

 

 

$240

$480

$720

$960

$1,200     (correct)

Jim is able to sell a hand-carved statue for $670 which was a 35% profit over his cost. How much did the statue originally cost him?

 

 

$496.30    (correct)

$512.40

$555.40

$574.90

$588.20

The city council has decided to add a 0.3% tax on motel and hotel rooms. If a traveler spends the night in a motel room that costs $55 before taxes, how much will the city receive in taxes from him?

 

 

10 cents

11 cents

15 cents

17 cents  (correct)

21 cents

A student receives his grade report from a local community college, but the GPA is smudged.  He took the following classes: a 2 hour credit art, a 3 hour credit history, a 4 hour credit science course, a 3 hour credit mathematics course, and a 1 hour science lab. He received a “B” in the art class, an “A” in the history class, a “C” in the science class, a “B” in the mathematics class, and an “A” in the science lab. What was his GPA if the letter grades are based on a 4 point scale? (A=4, B=3, C=2, D=1, F=0)

 

 

2.7

2.8

3.0     (correct)

3.1

3.2

Simon arrived at work at 8:15 A.M. and left work at 10: 30 P.M. If Simon gets paid by the hour at a rate of $10 and time and ½ for any hours worked over 8 in a day. How much did Simon get paid?

 

$120.25

$160.75

$173.75      (correct)

$180

$182.50

Grace has 16 jellybeans in her pocket. She has 8 red ones, 4 green ones, and 4 blue ones. What is the minimum number of jellybeans she must take out of her pocket to ensure that she has one of each color?

 

 

4

8

12

13      (correct)

16

If r = 5 z then 15 z = 3 y, then r =

 

 

Y        (correct)

2 y

5 y

10 y

15 y

If 300 jellybeans cost you x dollars. How many jellybeans can you purchase for 50 cents at the same rate?

 

 

150/x    (correct)

150x

6x

x/6

1500x

Lee worked 22 hours this week and made $132. If she works 15 hours next week at the same pay rate, how much will she make?

 

 

$57

$90     (correct)

$104

$112

$122

If  8x + 5x + 2x + 4x = 114, the 5x + 3 =

 

12

25

33         (correct)

47

86

You need to purchase a textbook for nursing school. The book cost $80.00, and the sales tax where you are purchasing the book is 8.25%. You have $100. How much change will you receive back?

 

 

$5.20

$7.35

$13.40    (correct)

$19.95

$21.25

You purchase a car making a down payment of $3,000 and 6 monthly payments of $225. How much have you paid so far for the car?

 

 

$3225

$4350      (correct)

$5375

$6550

$6398

Your supervisor instructs you to purchase 240 pens and 6 staplers for the nurse’s station. Pens are purchase in sets of 6 for $2.35 per pack. Staplers are sold in sets of 2 for 12.95. How much will purchasing these products cost?

 

 

$132.85     (correct)

$145.75

$162.90

$225.25

$226.75

If y = 3, then y3(y3-y)=

 

 

300

459

648        (correct)

999

1099

If the average of three numbers is V. If one of the numbers is Z and another is Y, what is the remaining number?

 

 

ZY - V

Z/V – 3 - Y

Z/3 – V - Y

3V- Z – Y     (correct)

V- Z – Y

Two cyclists start biking from a trail’s start 3 hours apart. The second cyclist travels at 10 miles per hour and starts 3 hours after the first cyclist who is traveling at 6 miles per hour. How much time will pass before the second cyclist catches up with the first from the time the second cyclist started biking?

 

 

2 hours

4 ½ hours     (correct)

5 ¾ hours

6 hours

7 ½ hours

Jim can fill a pool carrying bucks of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 ½ hours. How quickly can all three fill the pool together?

 

 

12 minutes

15 minutes    (correct)

21 minutes

23 minutes

28 minutes

Mary is reviewing her algebra quiz. She has determined that one of her solutions is incorrect. Which one is it?

 

2x + 5 (x-1) = 9            x = 2

p - 3(p-5) = 10              p = 2.5

4 y + 3 y = 28               y = 4

5 w + 6 w – 3w = 64     w = 8

t – 2t – 3t = 32              t = 8        (correct)

What simple interest rate will Susan need to secure to make $2,500 in interest on a $10,000 principal over 5 years?

 

4%

5 %          (correct)

6%

7%

8%

Which of the following is not a rational number?1

 

 

-4

1/5

0.8333333……

0.45

2    (correct)   

 

 

 

 

 

A study reported that in a random sampling of 100 women over the age of 35 showed that 8 of the women were married 2 or more times. In a group of 5,000 women based on the study results, how many would likely be married 2 or more times?

 

 

55

150

200

400        (correct)

600

John is traveling to a meeting that is 28 miles away. He needs to be there in 30 minutes. How fast does he need to go to make it to the meeting on time?

 

25 mph

37 mph

41 mph

49 mph

56 mph         (correct)


If Sam can do a job in 4 days that Lisa can do in 6 days and Tom can do in 2 days, how long would the job take if Sam, Lisa, and Tom worked together to complete it?

 

 

0.8 days

1.09 days   (correct)

1.23 days

1.65 days

1.97 days

Jim has 5 pieces of string. He needs to choose the piece that will be able to go around his 36-inch waist.  His belt broke, and his pants are falling down. The piece needs to be at least 4 inches longer than his waist so he can tie a knot in it, but it cannot be more that 6 inches longer so that the ends will not show from under his shirt. Which of the following pieces of string will work the best?

 

3 4/5 feet

3 2/3 feet

3 3/8 feet        (correct)

3 ¼ feet

2 ½ feet

The last week of a month a car dealership sold 12 cars. A new sales promotion came out the first week of the next month and the sold 19 cars that week. What was the percent increase in sales from the last week of the previous month compared to the first week of the next month?

 

 

58%     (correct)

119%

158%

175%

200%

If two planes leave the same airport at 1:00 PM, how many miles apart will they be at 3:00 PM if one travels directly north at 150 mph and the other travels directly west at 200 mph?

 

 

50 miles

100 miles

500 miles        (correct)

700 miles

1,000 miles

During a 5-day festival, the number of visitors tripled each day. If the festival opened on a Thursday with 345 visitors, what was the attendance on that Sunday?

 

 

345

1,035

1,725

3,105

9,315        (correct)

Add 0.98 + 45.102 + 32.3333 + 31 + 0.00009

 

 

368.573

210.536299

109.41539        (correct)

99.9975

80.8769543

Find 0.12 ÷ 1

 

12

1.2

.12          (correct)

.012

.0012

(9¸3) x (8¸4) =

 

 

1

6       (correct)

72

576

752

6 x 0 x 5

 

 

30

11

25

0       (correct)

27

7.95 ¸ 1.5

 

 

2.4

5.3      (correct)

6.2

7.3

7.5

–32 + 7 equals:

 

 

–25          (correct)

25

–26

26

27

–37 + -47 equals:

 

 

64

–84         (correct)

65

–75

–66

41% equals:

 

 

4.1

.41         (correct)

.041

.0041

.00415

Which of the following letters represents the vertex in the following picture?

 

D and E

E and H

F and G

G only

H only         (correct)

If a circle has the diameter of 8, what is the circumference?

 

 

6.28

12.56

25.13     (correct)

50.24

100.48

What is the area of the triangle below?

 

22 cm2

33 cm2         (correct)

44cm2

50 cm2

66 cm2

What is the measure of the solid line angle depicted by the following figure?

 

90 degrees

180 degrees

225 degrees

270 degrees        (correct)

0 degrees

What is the measure of angle B in the following figure if angle A measures 135°?

 

 

40°

45°          (correct)

50°

135°

225°

50°

135°

225°

 

In the following figure, what is the area of the shaded circle inside of the square?

 

512

256

16

50.24

12.57          (correct)

In the figure below, determine the area of the shaded region of the figure.

 

9.354

10.52        (correct)

16.437

49

104.86

What are the coordinates of point A on the following graph?

 

(-3, -4)

(-4, 3)

(3, -4)       (correct)

(-4, -3)

(3, 4)

How many babies did Dr. Jones deliver in 1998?

 

25

35

45

55        (correct)

65

 

© 2007 Cobb County School District. All Rights Reserved
3400 Highway 293, North |  Kennesaw, GA 30144  |  (770) 975-6685  |  (770) 975-6687 FAX

Legal Information Disclaimer

Send your comments to the Webmaster.