Quiz about Algebra Review (9/17)

Question 1

How should the let statement for a Consecutive Integer problem be written?

Accepted Answer

xx+1x+2x+3

Answer

xx+1x+3x+5

Answer

xx+2x+4x+6

Answer

x2x3x4x

Question 2

The next consecutive integer after -4 is

Accepted Answer

-3

Answer

-5

Answer

-6

Answer

-2

Question 3

How should the Let Statement be written for a Consecutive Odd Integer word problem be written?

Accepted Answer

xx+2x+4x+6

Answer

xx+1x+2x+3

Answer

xx+1x+3x+5

Answer

x2x4x6x

Question 4

The sum of 4 consecutive integers is 170. What is the largest number in the group?

Accepted Answer

44

Answer

42

Answer

43

Answer

45

Question 5

The sum of three consecutive EVEN numbers is -138. What is the smallest of the three numbers?

Accepted Answer

-48

Answer

-45

Answer

-46

Answer

-47

Question 6

Three consecutive even integers are such that the sum of the smallest and 3 times the second is 38 more than twice the third.  Find the largest integer.

Accepted Answer

24

Answer

20

Answer

22

Answer

26

Question 7

Find three consecutive integers such that the sum of the largest and 5 times the smallest is -244.

Accepted Answer

-41, -40, -39

Answer

-43, -42, -41

Answer

-45, -43, -41

Answer

41, 42, 43

Question 8

The length of a rectangle is 3 times the width. The perimeter is 96 cm. What is the width of the rectangle?

Accepted Answer

12 cm

Answer

8 cm

Answer

16 cm

Answer

24 cm

Question 9

The width of a rectangle is 12 cm less than the length. The perimeter is 156 cm. What are the dimensions of the rectangle?

Accepted Answer

Length: 45 cm, Width: 33 cm

Answer

Length: 50 cm, Width: 38 cm

Answer

Length: 42 cm, Width: 30 cm

Answer

Length: 48 cm, Width: 36 cm

Question 10

The length of a rectangle is twice the width. The perimeter is 84 cm. What are the dimensions of the rectangle?

Accepted Answer

Length: 28 cm, Width: 14 cm

Answer

Length: 30 cm, Width: 12 cm

Answer

Length: 32 cm, Width: 10 cm

Answer

Length: 26 cm, Width: 16 cm

Question 11

The length of a rectangle is 3 times the width. The perimeter is 96 cm. What is the width of the rectangle?

Accepted Answer

12 cm

Answer

8 cm

Answer

16 cm

Answer

24 cm

Question 12

The length of a rectangle is 5 m greater than the width. The perimeter is 150 m. What are the width and length?

Accepted Answer

Width: 35 m, Length: 40 m

Answer

Width: 20 m, Length: 25 m

Answer

Width: 30 m, Length: 35 m

Answer

Width: 35 m, Length: 30 m

Question 13

The width of a rectangle is 12 cm less than the length. The perimeter is 156 cm. What are the dimensions of the rectangle?

Accepted Answer

Length: 45 cm, Width: 33 cm

Answer

Length: 50 cm, Width: 38 cm

Answer

Length: 42 cm, Width: 30 cm

Answer

Length: 48 cm, Width: 36 cm

Question 14

Solve for B.

Ax + By = C

Accepted Answer

$$B\ =\ \frac{C-Ax}{y}$$

Answer

B = Ax + c

Answer

$$B\ =\ \frac{C\ +Ax}{y}$$

Answer

$$B\ =\ \frac{C}{Ax\ +\ y}$$

Question 15

Solve for $$r^2$$

$$V\ =\ \pi r^2h$$

Accepted Answer

$$r^2=\ \frac{V}{\pi h}$$

Answer

$$r^2=\ V\pi h$$

Answer

$$r^2=\ V\ +\ \pi h$$

Answer

$$r^2=\frac{\pi h}{V}$$

Question 16

Solve for h.

$$A\ =\ bh$$

Accepted Answer

$$h\ =\ \frac{A}{b}$$

Answer

$$h\ =\ A\ -b$$

Answer

$$h\ =\ Ab$$

Answer

$$h\ =\ A+b$$

Question 17

Solve for x.

$$y\ =\ mx\ +\ b\ $$

Accepted Answer

$$x\ =\frac{y\ -\ b}{m}$$

Answer

$$x\ =\ my\ +\ b$$

Answer

$$x\ =\ \frac{y}{m\ +b}$$

Answer

$$x\ =\ b\ -\ my$$

Question 18

Solve for x

$$ax\ +\ b\ =\ c\ $$

Accepted Answer

$$x\ =\frac{c\ -b}{a}$$

Answer

$$x\ =\ \frac{b-c}{a}$$

Answer

$$x\ =\ \frac{c\ +\ b\ }{a}$$

Answer

$$x\ =\ \frac{a\ +\ b}{c}$$

Question 19

Solve for y

$$x\ -\ y\ =\ 15$$

Accepted Answer

$$y\ =\ x\ -15$$

Answer

$$y\ =\ x\ +15\ $$

Answer

$$y\ =\ 15\ -\ x\ $$

Answer

$$y\ =\ \frac{x}{15}$$

Question 20

Solve for $$\pi$$

$$A\ =\ \pi r^2$$

Accepted Answer

$$\pi=\ \frac{A}{r^2}$$

Answer

$$\pi=Ar^2$$

Answer

$$\pi=\ A\ -\ r^2$$

Answer

$$\pi=\ A\ +\ r^2$$

Question 21

Solve for x.

$$y\ =\ \frac{x\ -\ v}{b}$$

Accepted Answer

$$x=by+v$$

Answer

$$x\ =\ yb\ -\ v$$

Answer

$$x\ =\ \frac{b}{y}-v$$

Answer

$$x\ =\ vy\ +\ b$$

Question 22

Solve for y.

$$5x\ +\ y\ =16\ $$

Accepted Answer

$$y\ =\ -5x\ +\ 16$$

Answer

$$y\ =\ 5y\ -\ 16\ $$

Answer

$$y\ =\ -5x\ -\ 16\ $$

Answer

$$y\ =\ 5x\ +\ 16\ $$

Question 23

Solve for M

$$D\ =\ \frac{M}{V}$$

Accepted Answer

$$M\ =\ DV$$

Answer

$$M\ =\ D-V$$

Answer

$$M\ =\ D\ +V$$

Answer

$$M\ =\ \frac{D}{V}$$

Question 24

Solve -2 = 4r + s for s.

Accepted Answer

s = -4r - 2

Answer

s = -4r + 2

Answer

s = 4r - 2

Answer

s = 4r + 2

Question 25

Solve:

y = mx + b , for b

Accepted Answer

b = y - mx

Answer

b = y + mx

Answer

b = mx - y

Answer

b = -y - mx

Question 26

Solve:

a - b + c = 9 , for a

Accepted Answer

a = b - c + 9

Answer

a = b + c - 9

Answer

a = b + c + 9

Answer

a = b - c - 9

Question 27

Solve I = prt for r.

Accepted Answer

r = I/pt

Answer

r = pt/I

Answer

r = I - pt

Answer

r = pt - I

Question 28

Given $$5x+1=y$$ , solve for x.

Accepted Answer

$$x\ =\frac{y-1}{15}$$

Answer

$$x\ =\frac{y+1}{15}$$

Answer

$$x\ =\frac{y-15}{1}$$

Answer

$$x\ =\frac{y+15}{1}$$

Question 29

Given $$xy\ +\ w\ =\ 9,\ solve\ for\ y.$$

Accepted Answer

$$y=\frac{9-w}{x}$$

Answer

$$y=\frac{9+w}{x}$$

Answer

$$y=\frac{9-x}{w}$$

Answer

$$y=\frac{9+x}{wy}$$

Question 30

Solve: $$C=2\pi r,\ for\ r$$

Accepted Answer

$$r=\frac{C}{2\pi}$$

Answer

$$r=C+2\pi$$

Answer

$$r=C-2\pi$$

Answer

$$r=2\pi C$$

Question 31

Solve: $$3b=6v-3b,\ for\ b.$$

Accepted Answer

$$v$$

Answer

$$6b-6$$

Answer

$$b-6$$

Answer

$$0$$

Question 32

Given: $$8x+4y=16,\ solve\ for\ y.$$

Accepted Answer

$$y=-2x+4$$

Answer

$$y=-8x+16$$

Answer

$$y=2x-4$$

Answer

$$y=-8x+12$$

Question 33

Write x < -5 in words.

Accepted Answer

x is less than -5

Answer

x is greater than -5

Answer

x is greater than or equal to -5

Answer

x is less than or equal to -5

Question 34

Rewrite the expression with the variable on the left.
19 < g

Accepted Answer

g > 19

Answer

g < 19

Question 35

Which graph matches the inequality

k < 3?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 36

When graphing b < 6 would you use an open or closed circle?

Accepted Answer

Open

Answer

closed

Question 37

Which inequality matches the graph?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 38

Which is greater?
-10 or -16

Accepted Answer

-10

Answer

-16

Answer

They are equal

Algebra Review (9/17)

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