Neco Mathematics Past Questions and Answers

Question 106:

• NECO 2005

If log 3 = 0.4771 and log 2 = 0.3010, what is the value of log 12?

A. 0.0432
B. 0.4322
C. 1.0791
D. 1.2552
E. 1.5225

Question 107:

• NECO 2005

If 7 is subtracted from twice a certain number x, the result is at most 5. What is the range of the number?

A. X < 2
B. X < 3
C. X < 4
D. X < 5
E. X < 6

Question 108:

• NECO 2005

Find the standard deviation of the numbers 6, 9, 10, 8 and 7

A. 1.4
B. 2
C. 2.4
D. 5
E. 8

Question 109:

• NECO 2005

Simplify P^-6 × P³ × P² ÷ P⁴ × P⁰

A. P⁵
B. P⁴
C. P³
D. P^-3
E. P^-5

Question 110:

• NECO 2005

3 - 7, 8 - 12, 13 - 17, 18 - 22. Which of the following is/are true?
I. The class Interval is 4
II. The class boundaries are 2.5, 7.5, 12.5, 18.5, 22.5
III. The mid-marks are 5, 10, 15, and 20

A. I only
B. II only
C. III only
D. I and II only
E. II and III only