Quiz about iLearn Review Math 7th grade

Question 1

.141414141414...

Accepted Answer

Rational

Answer

Irrational

Answer

real

Answer

fake

Question 2

The square root of 53 is between which two consecutive numbers?

Accepted Answer

7 and 8

Answer

10 and 11

Answer

5 and 6

Answer

1 and 2

Question 3

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

Accepted Answer

$8 per pound

Answer

$5 per pound

Answer

$35 per pound

Answer

0.125 pounds per dollar

Question 4

Elijah earn $200 for 8 hours of work. What is the unit rate (in dollars per hour)?

Accepted Answer

$25 per hour

Answer

$50 per hour

Answer

$12 per hour

Answer

$192 per hour

Question 5

Sargento cheese slices $2.48 for 10 slices
or
Velveeta Cheese slices $3.18 for 12 slices
Find the unit price for each and choose the better deal.

Accepted Answer

Sargento

Answer

Velveeta

Question 6

The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.

Accepted Answer

41%

Answer

52%

Answer

42%

Answer

45%

Question 7

The regular price of a scooter is $65.50. It is on sale for $52.40. What is the percent decrease from the regular price to the sale price of the scooter?

Accepted Answer

20%

Answer

35%

Answer

25%

Answer

30%

Question 8

Find the percent increase. Round to the nearest percent.
From $5 to $8

Accepted Answer

60%

Answer

40%

Answer

55%

Answer

65%

Question 9

Starting money = $350.
Interest rate = 2.5%
TIme = 3 years.
How much interest?

Accepted Answer

$26.25

Answer

$7.50

Answer

$87.5

Answer

$262.50

Question 10

Emilio borrows $1200 from a bank with 8% simple interest per year.  How much will he have to pay back total in 2 years?

Accepted Answer

$1392

Answer

$150

Answer

$192

Answer

$1350

Question 11

Jerry borrowed $4,000 for 5 years at 6% simple interest rate. How much interest is that?

Accepted Answer

$1,200

Answer

$800

Answer

$1,000

Answer

$1,500

Question 12

Is the quotient of -25 and -5 positive or negative

Accepted Answer

positive

Answer

negative

Question 13

When multiplying or dividing a NEGATIVE and NEGATIVE number your result will be...

Accepted Answer

POSITIVE

Answer

NEGATIVE

Answer

DEPENDS ON WHICH NUMBER IS LARGER.

Question 14

When multiplying or dividing a NEGATIVE and POSITIVE number your result will be...

Accepted Answer

Negative

Answer

Positive

Answer

Depends on which is bigger.

Question 15

When multiplying or dividing a NEGATIVE and a NEGATIVE  your result will be...

Accepted Answer

POSITIVE

Answer

NEGATIVE

Answer

DEPENDS ON WHICH NUMBER IS LARGER.

Question 16

-7(10)=

Accepted Answer

-70

Answer

70

Answer

700

Answer

-700

Question 17

-3(-4)

Accepted Answer

12

Answer

-12

Answer

7

Answer

-7

Question 18

-7 + (-4) =

Accepted Answer

-11

Answer

-3

Answer

11

Answer

-3

Question 19

Find and explain the error.
5 - 3 + 2
5 - 5
0

Accepted Answer

Addition was done first and you should have subtracted first

Answer

There is no error.

Answer

There is a subtraction error

Question 20

Commutative Property of Multiplication

Accepted Answer

7 x 6 = 6 x 7

Answer

8 + 2 = 2 + 8

Answer

7 x 1 = 7

Answer

7 + 0 = 7

Question 21

Identity Property of Multiplication

Accepted Answer

12 x 1 = 12

Answer

5 x 0 = 0

Answer

8 x 3 = 3 x 8

Answer

8 + 0 = 8

Question 22

What number fills in the blank?
5 + ____ = 8 + 5

Accepted Answer

8

Answer

5

Answer

7

Question 23

3(w + 4) = 3w + 12 is an example of...

Accepted Answer

Distributive Property

Answer

Inverse Property

Answer

Multiplicative Inverse

Answer

Associative Property

Question 24

The elevation of the Dead Sea is about 1,310 feet below sea level.  Which integer represents this elevation?

Accepted Answer

-1,310

Answer

-131

Answer

131

Answer

1,310

Question 25

The quarterback had a 10-yard loss and then a 25-yard gain.  Which integer represents a 25-yard gain?

Accepted Answer

25

Answer

-25

Answer

-10

Answer

10

Question 26

What integers are less than 0?

Accepted Answer

Negative numbers

Answer

no numbers are less than 0

Answer

all numbers

Answer

positive numbers

Question 27

What kind of numbers are greater than 0?

Accepted Answer

Positive numbers

Answer

Negative numbers

Answer

All numbers

Answer

No numbers

Question 28

What is the opposite of  -11?

Accepted Answer

11

Answer

-11

Answer

0

Answer

22

Question 29

What is the opposite of 4?

Accepted Answer

-4

Answer

4

Answer

0

Answer

-0

Question 30

5(a + 6)

Accepted Answer

5a + 30

Answer

5a + 6

Answer

a + 30

Answer

5a - 30

Question 31

3(2c - 5)

Accepted Answer

6c - 15

Answer

6c + 15

Answer

6c + 15

Answer

-6c - 15

Question 32

4(k + 7)

Accepted Answer

4k + 28

Answer

4k - 28

Answer

-4k + 28

Answer

4k - 28

Question 33

Solve 2x - 3 = 1

Accepted Answer

2

Answer

3

Answer

1

Answer

-2

Question 34

Solve   -3x + 5 = -16

Accepted Answer

7

Answer

9

Answer

8

Answer

-7

Question 35

m - 5 > 10

Accepted Answer

m is greater than 15

Answer

m is less than 15

Answer

m is greater than 5

Answer

m is less than 5

Question 36

Find the slope of the line.

Accepted Answer

-1

Answer

-2

Answer

2

Answer

1

Question 37

Find the slope

Accepted Answer

-3/2

Answer

-2/3

Answer

3/2

Answer

2/3

Question 38

Question 38.

Accepted Answer

m = 2

Answer

m = 1/2

Answer

m = 1/3

Answer

m = (0, 1)

Question 39

Does this graph represent a proportional relationship?

Accepted Answer

No, because it doesn't pass through the origin.

Answer

Yes, because it doesn't pass through the origin.

Answer

Yes, because it intersects the y axis.

Answer

No, because it intersects the x axis.

Question 40

REVIEW QUESTION
Which best describes the graph represented in this table?

Accepted Answer

proportional

Answer

non-proportional

Question 41

Does this graph represent a proportional relationship?

Accepted Answer

Yes because the line goes through the origin.

Answer

Yes, because the line is pretty.

Answer

No, because the line goes through the origin.

Answer

No, because the graph is non-proportional.

Question 42

What is the unit rate in this proportional relationship?

Accepted Answer

60 miles/1 hour

Answer

120 miles/ 2 hours

Answer

1 mile/ 1 hour

Question 43

y=kx.  What does the k represent?

Accepted Answer

all of these are correct

Answer

constant of proportionality

Answer

multiplier

Answer

scale factor

Question 44

In a triangle, how many total degrees are there?

Accepted Answer

180 degrees

Answer

100%

Answer

it varies

Answer

360 degrees

Question 45

Find the measure of the indicated angle.

Accepted Answer

45

Answer

95

Answer

85

Answer

35

Question 46

Find the measure of the indicated angle.

Accepted Answer

36

Answer

26

Answer

85

Answer

144

Question 47

Solve for x.

Accepted Answer

12

Answer

5

Answer

-7

Answer

-6

Question 48

Name the 3-D shape

Accepted Answer

Answer

Rectangular Prism

Answer

Rectangular Pyramid

Answer

Triangular Prism

Answer

Triangular Pyramid

Question 49

How do you find the Surface Area of a rectangular prism?

Accepted Answer

find the area of all 6 shapes and add them together

Answer

find the area of all 4 shapes and add them together

Answer

find the area of the bases only

Answer

multiply all of the dimensions together

Question 50

Find the surface area of the rectangular prism.

Accepted Answer

77 cm2

Answer

17 cm2

Answer

7 cm2

Answer

70 cm2

Question 51

what is the area of a cylinder if the radius is 5 inches and height is 10 inches ?

Accepted Answer

471inches squared

Answer

50 inches squared

Answer

200 inches squared

Answer

100 inches squared

Question 52

What is the radius of this circle?

Accepted Answer

9

Answer

18

Answer

10

Answer

8

Question 53

What is the diameter of this circle?

Accepted Answer

7

Answer

3.5

Answer

3

Answer

5

Question 54

Find the area of the circle

Accepted Answer

153.86

Answer

43.96

Answer

87.82

Answer

307.72

Question 55

Find the circumference of the circle

Accepted Answer

43.96

Answer

87.82

Answer

153.86

Answer

307.72

Question 56

Find the area of the circle

Accepted Answer

254.34

Answer

56.52

Answer

1017.36

Answer

113.04

Question 57

What is sample space?

Accepted Answer

All of the Outcomes

Answer

What Will Happen

Answer

What Can Happen

Answer

What I want to Happen

Question 58

The chart below represents the number of marbles in a jar.
P(green) =

Accepted Answer

5/19

Answer

10/28

Answer

5/14

Answer

17/38

Question 59

Zara wants to know how teachers in the local school district feel about extending the school day to 30 minutes longer. Which method will produce a representative sample and therefore provide valid inference?

Accepted Answer

Survey a random sample of 30 teachers within the school district.

Answer

Survey all the teachers who have publicly protested or supported the proposal.

Answer

Survey the first 30 teachers who arrive at Zara's school in the morning.

Answer

Survey a random sample of 30 teachers and parents of kids within the district.

Question 60

Edwardo is conducting a survey at his middle school to find out which sport students most enjoy playing. Which method will produce a random sample that gives the most objective idea of students' overall favorite sport?

Accepted Answer

Survey every 4th student entering the school building Tuesday morning.

Answer

Survey every 3rd student leaving football practice.

Answer

Survey 30 students at the basketball game Wednesday night.

Answer

Survey every 4th student in band.

Question 61

What is the mode?

Accepted Answer

Number that occurs the most

Answer

The Average

Answer

The difference between the highest and lowest values

Answer

The Number in the middle

Question 62

What is the mean?

Accepted Answer

The Average

Answer

The number that occurs the most

Answer

The number in the middle

Answer

The difference between the highest and lowest values

Question 63

What is the median?

Accepted Answer

The number in the middle

Answer

The difference between the highest and lowest values

Answer

The number that occurs the most

Answer

The average

Question 64

When finding the median what is the FIRST step?

Accepted Answer

Arrange the number from Least to Greatest

Answer

Mark off the lowest number

Answer

Mark off the highest number

Answer

Find the Middle

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