Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

7th math > Test 9, Units 9 - 11 > Flashcards

Test 9, Units 9 - 11 Flashcards

1
Q

The time in the Eastern Zone if it is 10:30 P.M. in the Mountain Zone.

A

12:30 A.M.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

The time in the Pacific Zone if it is 10:30 P.M. in the Mountain Zone.

A

9:30 P.M.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

The time in the Central Zone if it is 10:30 P.M. in the Mountain Zone.

A

11:30 P.M.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Find miles from the equator at 12 degrees North latitude

A

828 mi.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Find miles from the equator at 43 degrees South latitude

A

2967 mi.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Find miles from the equator at -10 degrees latitude

A

690 mi.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

20C = ____ F

A 
F = 9/5(20C) + 32
F = 180/5 + 32
F = 35 + 32
F = 68 F
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

104 F = ___ C

A 
104F = 9/5C + 32
104 - 32 = 9/5C + 32 - 32
72 = 9/5C
5/9 * 72 = 9/5C * 5/9
5/1 * 8 = C
40 C
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

8 C = ___ F

A

F = 9/5(8C) + 32
F = 72/5 + 32
F = 14 + 32
46 F

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Find the drop in temperature to the nearest whole degree from sea level to the top of the mountain.
Mt. Toro - 20,932 feet &
Mt. San Luis - 14,014 feet

A

Mt. Toro - 63 degrees

Mt. San Luis - 42 degrees

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Express 7 less than x algebraically.

A

x - 7

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Write the number of terms in 5x + 3y.

A

2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Write the absolute value of -12.

A

12

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Write the square root of 64.

A

8

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Write the square of 5

A

25

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Write the mean of 24; 27; 26; 19; 25; 21

A

23

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Write the median of 24; 27; 26; 19; 25; 21

A

24

18
Q

Write the mode of 24; 27; 26; 19; 25; 21

A

19

19
Q

Write the range of 24; 27; 26; 19; 25; 21

A

8

20
Q

Write the number of inches needed to represent 500 miles in 1/4 in. = 25 miles.

A

5 in.

21
Q

Find the Pct (percentage of total) if the team won 12 games and lost 15 games. Find the Pct to the nearest thousandth.

A

.444

22
Q

Find the value of C in C = 3x - 2 if x = 5.

A

C = 13

23
Q

Write the value of 5 to the 0 power.

A

1

24
Q

simplify 7 + 2 * (17 - 9)

A

7 + 2 * (17 - 9)
7 + 2 * 8
7 + 16
23

25
Q

find the square root of 1,024 using either the factoring or extracting method.

A

32

26
Q

-12 + (-4) =

A
  • 12 - 4 =

- 16

27
Q

-7 - (-5) =

A
  • 7 + 5 =

- 2

28
Q

-8 - 6 =

A

-14

29
Q

7(-5) =

A

-35

30
Q

-10/-2 =

A

5

31
Q

5 to the 3rd power

A

5 x 5 x 5 =

125

32
Q

4x = 7 + 9

A 
4x = 16
x = 4
33
Q

3/4x = 12

A 
x = 12 * 4/3
x = 16
34
Q

2x - 8 = 4

A 
2x = 12
x = 6
35
Q

Two times a number is 56. What is the number?

A 
2n = 56
n = 28
36
Q

Three less than three times a number is 12. What is the number?

A

3n - 3 = 12
3n = 15
n = 5

37
Q

Kaitlin’s recipe says to bake a pie at 425F. To the nearest whole degree, what temperature Celsius should she bake the pie?

A 
F = 9/5C + 32
425 - 32 = 9/5C  
393 = 9/5C
5/9 * 393 = C
5/3 * 131 = C
655/3 = C
218.333 = C
218C
38
Q

Mark Pryor, who lives in the Eastern Time Zone, placed a phone call at 7:00 AM to his uncle, who lives in the Pacific Time Zone. What time was it in the Pacific zone when he called?

A

4:00 AM

39
Q

Ted & Cara Nelson are missionaries near the equator. Recently they traveled directly up from -2 degrees South latitude to 5 degrees North latitude. How many miles to the nearest hundred miles did they travel?

A

500 mi.

40
Q

Jeremy worked on his science project these hours last week: 3; 2; 1 1/2; 1/4; 1; and 5. Rank the hours from least to greatest.

A

1/4; 1; 1 1/2; 2; 3; 5

41
Q

Of the 30 students who took the last math test, 9 of them made greater than 94. In a circle graph that represents the grades, what percent of it would be devoted to the grades greater than 94?

A

9 divided by 30 = .3 or 30%

30%

7th math (43 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions