Neco Mathematics Past Questions and Answers

Question 76:

• NECO 2004

If the mean of the following set of data, 2, 3,3,3, 2,4 4 and 3 is divided by its mode, the result is:

A. 1
B. 2
C. 3
D. 5
E. 8

Question 77:

• NECO 2004

The diagonals of a rhombus are 16cm and 30cm long. What is the perimeter of the rhombus

A. 68cm
B. 72cm
C. 80cm
D. 88cm
E. 92cm

Question 78:

• NECO 2004

A bag Contains 2 red, 3 blue and 4 green identical balls. If two balls are picked at random one after the other without replacement, what is the probability that both are green?

A. \(\frac{1}{6}\)
B. \(\frac{1}{3}\)
C. \(\frac{16}{18}\)
D. \(\frac{3}{8}\)
E. \(\frac{4}{9}\)

Question 79:

• NECO 2004

A man is 40m from the foot of a cliff of height 23m. Calculate the angle of elevation of the top of the cliff from the man

A. 50° 54′
B. 35° 06′
C. 30° 00′
D. 290 90′
E. 29° 54′

Question 80:

• NECO 2004

Express the product of 0.007 and 0.057 to two significant figures

A. 0.0004
B. 0.00039
C. 0.004
D. 0.0039
E. 0.04