Quiz about 7 Green and Blue Formative quiz

Question 1

What inequality does the number line graph represent?

Accepted Answer

x < -4

Answer

$$x\le-4$$

Answer

$$x\ge-4$$

Answer

x < 4

Question 2

What inequality does the number line graph represent?

Accepted Answer

$$x\ge3$$

Answer

x > 3

Answer

x < -3

Answer

$$x\le3$$

Question 3

Pick the correct inequality.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 4

Solve the inequality.

$$-4d\ -\ 9\ \le\ 3$$

Accepted Answer

$$d\ \ge\ -3$$

Answer

$$d\ \le3$$

Answer

$$d\ \le-3$$

Answer

$$d\ \ge\ 3$$

Question 5

Solve
-5m < 10

Accepted Answer

m > -2

Answer

m < -2

Answer

m < -50

Answer

m > -50

Question 6

$$6x>12$$

Accepted Answer

$$x>2$$

Answer

$$x<2$$

Answer

$$x\le2$$

Answer

$$x\ge2$$

Question 7

$$\frac{b}{2}<13$$

Accepted Answer

$$b<26$$

Answer

$$b\le26$$

Answer

$$b>26$$

Answer

$$b\ge26$$

Question 8

Solve and graph.
k - 13 > -51

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 9

Which figure shows the inequality x > -4?

Accepted Answer

Figure 3

Answer

Figure 1

Answer

Figure 2

Answer

Figure 4

Question 10

-8x < 48

Accepted Answer

x > -6

Answer

x < -6

Answer

x < 6

Answer

x > 6

Question 11

10 < 3x + 19

Accepted Answer

x > -3

Answer

x < 3

Answer

x > 3

Answer

x < -3

Question 12

-2(x+2) < 14

Accepted Answer

x > -9

Answer

x < - 5

Answer

x > -5

Answer

x < -9

Question 13

Which is the solution of
-22 > 4j - 10

Accepted Answer

j < -3

Answer

-8 > j

Answer

j > -8

Answer

-3 < j

Question 14

If twice the age of son is added to age of father, the sum is 56. But if twice the age of the father is added to the age of son, the sum is 82. Form the equations only.

Accepted Answer

$2y+x=56\ ;\ 2x+y=82$

Answer

$2y+x=56\ ;\ 2x+y=82$

Answer

$2y+x=56\ ;\ 2x+y=82$

Answer

$2y+x=56\ ;\ 2x+y=82$

Question 15

Solve:

3x - y = 11

x + y = 5

Accepted Answer

x = 4y = 1

Answer

x = 4

y = -1

Answer

x = -4

y = 1

Answer

x = -4

y = -1

Question 16

Solve:

3x + 5y = 4

4x - 5y = -18

Accepted Answer

x = -2

y = 2

Answer

x = -2

y = -2

Answer

x = 2

y = -2

Answer

x = 2y = 2

Question 17

Solve:

2x + 3y = 5

x + 3y = 7

Accepted Answer

x = -2

y = 3

Answer

x = -2

y = -3

Answer

x = 2y = 3

Answer

x = 2

y = -3

Question 18

Solve:

2x + 5y = 29

x + 5y = 22

Accepted Answer

x = 7y = 3

Answer

x = -7

y = -3

Answer

x = 7

y = -3

Answer

x = -7

y = 3

Question 19

Solve:

3x - 4y = 26

2x - 4y = 20

Accepted Answer

x = 6

y = -2

Answer

x = -6

y = -2

Answer

x = -6

y = 2

Answer

x = 6y = 2

Question 20

Solve:

2x + y = 16

4x - y = 2

Accepted Answer

x = 3

y = 10

Answer

x = -3

y = -10

Answer

x = -3

y = 10

Answer

x = 3

y = -10

Question 21

Solve:

4x - y = 17

7x - y = 32

Accepted Answer

x = 5y = 3

Answer

x = -5

y = 3

Answer

x = 5

y = -3

Answer

x = -5

y = -3

Question 22

Solve:

3x + 2y = 15

7x + 2y = 19

Accepted Answer

x = 1y = 6

Answer

x = -1

y = 6

Answer

x = 1

y = -6

Answer

x = -1

y = -6

Question 23

Solve the simultaneous equations

x+y=5

x-y=1

Accepted Answer

x=3, y=2

Answer

x=2, y=3

Answer

x=3, y=-2

Answer

x=-3, y=2

Question 24

Solve the simultaneous equations

a+b=11

a-b=3

Accepted Answer

a=7, b = 4

Answer

a=-4, b= 7

Answer

a=4, b = 7

Answer

a=4, b= -7

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