Question 1

Estimate 49.2 x 10.3

Accepted Answer

490

Answer

506

Answer

450

Answer

506.76

Question 2

Estimate 71.77/6.1

Accepted Answer

12

Answer

12.5

Answer

idk

Answer

11.76

Question 3

ABOUT how far would a subway car travel in 1 minute if its average speed is 58.2 miles per hour?

Accepted Answer

1 mi

Answer

60 mi

Answer

10 mi

Answer

100 mi

Question 4

Multiply 9.6 x 8

Accepted Answer

76.8

Answer

7.68

Answer

80

Answer

768

Question 5

Multiply 2.4 x 7.6

Accepted Answer

18.24

Answer

16

Answer

1.824

Answer

182.4

Question 6

Find the product:  4.4 x 10

Accepted Answer

44

Answer

0.044

Answer

440

Answer

0.44

Question 7

Find the product:  2.67 x 1,000

Accepted Answer

2,670

Answer

0.00267

Answer

267,000

Answer

267

Question 8

Find the product:  16.83 x 0.001

Accepted Answer

0.01683

Answer

0.1683

Answer

16,830

Answer

1683

Question 9

What is the product of 15.7 and 0.1

Accepted Answer

1.57

Answer

157

Answer

15.7

Answer

0.157

Question 10

Divide:  14.4/9

Accepted Answer

1.6

Answer

160

Answer

0.16

Answer

16

Question 11

20.48 /0.8

Accepted Answer

25.6

Answer

2.56

Answer

0.256

Answer

IDK

Question 12

37.2 divide by 3.1

Accepted Answer

12

Answer

1.2

Answer

122

Answer

0.12

Question 13

Divide 248.4 by 7.2

Accepted Answer

34.5

Answer

3.45

Answer

34

Answer

345

Question 14

A mosquito beats is wings at an average rate of 2.16 million beats per hour. Write this standard in standard form.

Accepted Answer

2,160,000

Answer

2,160

Answer

216,000,000

Answer

2,160,000,0000

Question 15

Josh vacationed for 7 days and 6 nights. They spent $98 a night for the hotel and $40 a day for food. How much did Josh's family spend on both food and lodging?

Accepted Answer

$868

Answer

$926

Answer

$1,924

Answer

$151

Question 16

Logan gives out guitar picks to everyone in his audience at his shows. His budget is $80. If each pick costs $1.89,  about how many guitar pics can he give out at the concert?

Accepted Answer

40 picks

Answer

43 picks

Answer

$40

Answer

151 picks

Question 17

How many grams are equivalent to 4,300 milligrams?

Accepted Answer

4.3 g

Answer

4,300,000g

Answer

43 g

Answer

430 g

Question 18

8.5 kg = ________ cg

Accepted Answer

850,000

Answer

85

Answer

8,500

Answer

8,500,000

Question 19

160 mL = _______ kL

Accepted Answer

0.00016

Answer

0.160

Answer

160,000,000

Answer

1.6

Question 20

Write 250,000 in scientific notation.

Accepted Answer

2.5 x 10 ^5

Answer

2.5 x 10^4

Answer

2.5 x 10^6

Answer

25 x 10^4

Question 21

Write in scientific notation:   6,140,000,000

Accepted Answer

6.14 x 10^9

Answer

61.4 x 10^8

Answer

6.140 x 10^9

Answer

6.14 x 10^7

Question 22

Write in scientific notation:  319

Accepted Answer

3.19 x 10^2

Answer

cannot be done

Answer

31.9 x 10^2

Answer

3.19 x 10^3

Question 23

Write in scientific notation:  17.2 million

Accepted Answer

1.72 x 10^7

Answer

1.72 x 10^5

Answer

17.2 x 10^1

Answer

1.72 x 10^8

Question 24

About 86,000 square miles of Alaska are covered in water. What is this area written in scientific notation?

Accepted Answer

8.6 x 10^4

Answer

86 x 10^3

Answer

8.6 x 10^5

Answer

86 x 10^3

Question 25

Write the number in standard form:  4.0 x 10^3

Accepted Answer

4,000

Answer

40,000

Answer

4 x 10 x 10 x 10 x 10

Answer

400

Question 26

Write the number in standard form: 1.08 x 10^5

Accepted Answer

108,000

Answer

108

Answer

Jesus!

Answer

10,800,000

Question 27

Triple the number 16,000 and write in scientific notation.

Accepted Answer

4.8 x 10^4

Answer

4.8^4

Answer

1.6 x 10^4

Answer

1.6 x 10^3

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