Jss3 Third term Mathematics past questions and answers

The sum of the first 10 terms of an arithmetic sequence is 90, and the common difference is 3. What is the first term?

A) 2

B) 3

C) 4

D) 5

Answer: A) 2

If the circumference of a circle is 20π cm, what is the radius?

 

A) 5 cm

B) 7 cm

C) 10 cm

D) 14 cm

Answer: A) 5 cm

Solve for yy in the equation 4y^2 + 12y + 9 = 04y

2

+12y+9=0.

 

A) y = -\frac{3}{2}y=−

2

3

 

 

B) y = -\frac{3}{4}y=−

4

3

 

 

C) y = -\frac{1}{2}y=−

2

1

 

 

D) y = -\frac{1}{4}y=−

4

1

 

 

Answer: A) y = -\frac{3}{2}y=−

2

3

 

 

The interior angles of a pentagon are in the ratio 2:3:4:5:6. What is the measure of the smallest angle?

 

A) 36 degrees

B) 45 degrees

C) 54 degrees

D) 72 degrees

Answer: B) 45 degrees

If a^2 + b^2 = 25a

2

+b

2

=25 and a + b = 7a+b=7, what are the values of aa and bb?

 

A) a = 3, b = 4a=3,b=4

B) a = 4, b = 3a=4,b=3

C) a = 5, b = 2a=5,b=2

D) a = 2, b = 5a=2,b=5

Answer: A) a = 3, b = 4a=3,b=4

The sum of three consecutive even integers is 72. What are the integers?

 

A) 22, 24, 26

B) 24, 26, 28

C) 26, 28, 30

D) 28, 30, 32

Answer: B) 24, 26, 28

Solve for xx in the equation 5x^2 – 20x + 15 = 05x

2

−20x+15=0.

 

A) x = 1, x = 3x=1,x=3

B) x = 2, x = 2.5x=2,x=2.5

C) x = 3, x = 5x=3,x=5

D) x = 4, x = 5x=4,x=5

Answer: A) x = 1, x = 3x=1,x=3

The ratio of the lengths of two sides of a rectangle is 3:4, and the perimeter is 56 cm. What are the lengths of the sides?

 

A) 12 cm, 16 cm

B) 15 cm, 20 cm

C) 18 cm, 24 cm

D) 21 cm, 28 cm

Answer: C) 18 cm, 24 cm

If f(x) = 2x^2 – 3x + 1f(x)=2x

2

−3x+1, what is f(4)f(4)?

 

A) 17

B) 23

 

C) 29

D) 35

Answer: A) 17