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Review for 9th grade

Total questions: 22

Worksheet time: 42mins

Name
Class
Date
1.
How can I tell if the graph of an inequality will have a solid line?
a)
It has just an equal sign.
b)
The symbol is greater than.
c)
The symbol has "or equal to."
d)
You just guess.
2.
Which point below is NOT part of the solution set?
a)
(0, 0)
b)
(-10, -10)
c)
(-1, 5)
d)
(5, 20)
3.
Select the graph for y ≥ -3.
a)
A
b)
B
c)
C
d)
D
4.
Which of the following equations match the given graph?
a)
y  < 2/5x + 1
b)
y ≥ -2/5x + 1
c)
y ≤  2/5x + 1
d)
y ≥ -2/5x - 1
5.
Write the linear inequality in standard form for this situation: In order to raise money to attend upcoming competitions, the Math Pentathalon team is selling apple cider and hot chocolate. They hope to make at least $240 by selling hot chocolate for $1 a glass and hot apple cider for $2 a glass.
a)
x + 2y < 240
b)
x + 2y > 240
c)
x + 2y ≤ 240
d)
x + 2y ≥ 240
6.
Write the linear inequality in standard form for this situation: Ms. Savva is ordering pizzas and breadsticks for a school party and has a budget of no more than $81. An order of breadsticks costs $7 and a pizza costs $13. 
a)
7x + 13y < 81
b)
7x + 13y ≥ 81
c)
7x + 13y ≤ 81
d)
7x + 13y > 81
7.

Choose the correct inequality for this graph.

a)
b)
c)
d)
8.
Which point below is NOT part of the solution set?
a)
(0, 0)
b)
(5, 1)
c)
(-1, -3)
d)
(20, -5)
9.
Are the points on the line part of the solution set or not? For example
a)
Yes, they are part of the solution set
b)
No, they are NOT part of the solution set
10.

Is the point (3, 1) a solution for the following inequality? Choose the best answer that has the best explanation.

a)

Yes because it is located in the shaded region.

b)

No because it is located on the line and the line is dotted.

c)

Yes because it is located on the line.

d)

No because it is in the shaded region.

11.
Which of the following equations match the given graph?
a)
x ≥ -1
b)
x ≤ -1
c)
x > -1
d)
x < -1
12.
a)
y ≤ 2x - 4
b)
y ≥ 2x - 4
c)
y < 2x - 4
d)
y > 2x - 4
13.

What is the answer 25x8

a)

18

b)

13

c)

10

14.

In 2017 Mario was 27 when was he born?

a)

2.000

b)

2.002

c)

1.990

d)

1.980

15.

In a greengrocer's shop, 10 bags of 1/4 kg carrots, 6 bags of 1/2 kg of onions and 2 bags of 1 kg of potatoes are packed. They want to place the vegetable slabs in 3 boxes with equal weight, regardless of the type of vegetable. How much weight will each box have?

a)

3 kg

b)

2 y 1/2 kg

c)

3 y 1/2 kg

d)

2 kg

16.

Choose the fraction that is less than 5/8

a)

6/6

b)

10/8

c)

5/6

d)

1/9

17.
En un grupo de 20 estudiantes, hay 8 que tiene cabello negro, la mejor forma de representar la fracción es:
a)
1/2
b)
1/3
c)
8/20
d)
20/8
18.

A baker occupies 2/3 of a sack of flour in making cakes, and of that amount 3/9 in making berlins. How much flour in the sack does it take to make berlins?

a)

2/9

b)

9/27

c)

5/12

d)

18/9

19.

3 x 2 x5 - 3 + 4 - 6

a)

20

b)

22

c)

15

d)

25

20.
(16-3-4)+(15-15:3)-20:5-8
a)
15
b)
7
c)
5
d)
N.A
21.

Solve:

36 : 6 + 3 x 4 =

a)

90

b)

20

c)

18

d)

40

22.

32 : 8 + 12 : 6

a)

4

b)

8

c)

6

d)

12