Post Utme Mathematics Past Questions and Answers

Question 466:

A bag contains 10 balls of which 3 are red and 7 are white. Two balls are drawn at random. Find the probability of none of the balls is red, if the draw is
With replacement:

A. 0.9.
B. 1.
C. \(0.47\)
D. \(0.21\)

Question 467:

A bag contains 10 balls of which 3 are red and 7 are white. Two balls are drawn at random. Find the probability of none of the balls is red, if the draw is
Without replacement

A. 0.1
B. 047
C. \(0.47\)
D. \(0.21\)

Question 468:

What is the value of \((x+y)\) in the equations \(\log _{3}^{x}=y=\log _{0}^{2 r-1}\) ?

A. O
B. 1
C. 2
D. 3

Question 469:

In Roman numeral, add LXX to XC

A. CLX
B. CXL
C. CCX
D. DCX

Question 470:

In Roman numeral, divide \(CC\) by \(XL\).

A. \(X\)
B. IX
C. V
D. IV