Online FREE TEST


1

 \({(\sqrt{5+x}})^2\)

A

5 – x

B

5 + x

C

 \(√5-√x\)

D

 \(√5+√x\)

2

 What is the factor of \( x^2+4x+3?\)

A

(x+3) (x-2)

B

(x+1)(x+3)

C

(x-4)(x-3)

D

(x-5)(x-7)

3

The pet store had six puppies selling for $104 each and twelve kittens selling for $24 each. Today, only two puppies and eight kittens were left. In dollar terms, what was the ratio of sales of puppies to kittens?

A

5:8

B

3:8

C

13:3

D

3:13

4

  What is the value of \(16^{1/2}?\)

A

2

B

4

C

8

D

32

5

What is the area of a parallelogram if its length is x - 3 and its height is x + 5?

A

 \(2x^2+x-3\)

B

 \(x^2+x-3\)

C

 \(x^2+2x-3\)

D

 \(x^2+2x-15\)

6

 What is \(9^3=\)

A

729

B

121

C

33

D

14

7

 Simplify \({4 \over 5X}+2x\)

A

 \({5x^2+2 \over 5x}\)

B

 \({x^2+4 \over 5x}\)

C

 \({10x^2+4 \over 5x}\)

D

 \({5x+4 \over5x}\)

8

The coordinate of points A and B are (4, 5) and (-3, -5) respectively. What is the slope?

A

 \({4 \over 3}\)

B

 \({1 \over 4}\)

C

 \(-{5\over7}\)

D

 \({10 \over 7}\)

9

If x = y, then 6 + 4(x – y) =

A

6xy + 4

B

 6 + 4xy

C

10x – 10y

D

6

10

If x/4 + 6 = -14 then x

A

-20

B

20

C

-80

D

25