Question 5151:

• NCEE 2023

What is the sum of the first four even numbers?

A. 16
B. 20
C. 24
D. 28
E. 30

Question 5152:

• NCEE 2023

What is the value of \( \sqrt{64} \)?

A. 4
B. 6
C. 7
D. 8
E. 9

Question 5153:

• NCEE 2023

If a box contains 5 red balls, 3 blue balls, and 2 green balls, what is the probability of picking a blue ball?

A. \( \frac{1}{10} \)
B. \( \frac{1}{5} \)
C. \( \frac{2}{5} \)
D. \( \frac{3}{10} \)
E. \( \frac{3}{5} \)

Question 5154:

• NCEE 2023

Solve for \( x \)#\( 4x = 28 \).

A. 6
B. 7
C. 8
D. 9
E. 10

Question 5155:

• NCEE 2023

What is the next number in the sequence 5, 10, 20, 40, __?

A. 50
B. 60
C. 70
D. 80
E. 90