Quiz about Big Idea Chapter 3 Review

Question 1

increase two times r by 3

Accepted Answer

2r + 3

Answer

r + 3 x 2

Answer

2(r+3)

Answer

3 + r

Question 2

quotient of y and 5

Accepted Answer

y/5

Answer

5/y

Answer

y - 5

Answer

5y

Question 3

increase d by 25

Accepted Answer

d + 25

Answer

d - 25

Answer

d/25

Answer

25d

Question 4

the sum of a number x and 12

Accepted Answer

x + 12

Answer

12x

Answer

12 - x

Answer

12/x

Question 5

3x - 2

Accepted Answer

three times a number x decreased by 2

Answer

x decreased by 2

Answer

x decreased by 2 times 3

Answer

three times a number x increased by 2

Question 6

25 - h

Accepted Answer

25 decreased by a number h

Answer

the product of 25 and h

Answer

a number h decreased by 25

Answer

25 increased by a number h

Question 7

(2 + n) - 4

Accepted Answer

4 less than  2 increased by a number n

Answer

a number n decreased by 4

Answer

the sum of a number n and 2

Answer

4 more than 2 increased by a number n

Question 8

3(b + 3)

Accepted Answer

triple the sum of a number b and three

Answer

three times b

Answer

a number b increased by 3

Answer

three times a number b

Question 9

commutative property of addition

Accepted Answer

5 + 3 = 3 + 5

Answer

4 + (3 + 2) = (4 + 3) + 2

Answer

4 + 0 = 4

Answer

4 x 1 = 4

Question 10

associative property of addition

Accepted Answer

4 + (3 + 2) = (4 + 3) + 2

Answer

5 + 3 = 3 + 5

Answer

4(3) = 3(4)

Answer

4 x 1 = 4

Question 11

commutative property of multiplication

Accepted Answer

5(4) = 4(5)

Answer

4 + 3 = 3 + 4

Answer

4 x 0 = 0

Answer

4 x 1 = 4

Question 12

addition property of zero

Accepted Answer

n + 0 = n

Answer

n x 0 = 0

Answer

n + 0 = 0

Answer

n x 1 = n

Question 13

simplify the expression 5(x + 3) - 4

Accepted Answer

5x + 11

Answer

5x - 1

Answer

5x + 15 - 4

Answer

5x + 3 -4

Question 14

simplify the expression 3(2 + 4r) + 10

Accepted Answer

12r + 16

Answer

5 + 4r + 10

Answer

6 + 4r + 10

Answer

9r + 10

Question 15

factor the expression 35x + 21

Accepted Answer

7(5x + 3)

Answer

5(7x + 4)

Answer

7(5x + 5)

Answer

5(7x + 3)

Question 16

factor the expression 48x - 36y

Accepted Answer

12(4x - 3y)

Answer

2(24x - 18y)

Answer

6(8x - 6y)

Answer

4(12x - 9y)

Question 17

The expression 20 - 0.2c, where 20 is the entire length of clip, represents the number of commercials aired during a youtube clip.  What is the running time of a clip with 5 commercials?

Accepted Answer

19 minutes

Answer

18.2 minutes

Big Idea Chapter 3 Review

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