Mathematics Past Questions and Answers

\(\begin{array}{c|c}
Numbers & 1 & 2 & 3 & 4 & 5 & 6 \\
\hline
Frequency & 18 & 22 & 20 & 16 & 10 & 14
\end{array}\)
The table above represents the outcome of throwing a die 100 times. What is the probability of obtaining at least a 4?

A \(\frac{1}{5}\)
B \(\frac{1}{2}\)
C \(\frac{2}{5}\)
D \(\frac{3}{4}\)

Question 42:

A number is chosen at random from 10 to 30 both inclusive. What is the probability that the number is divisible by 3?

A \(\frac{2}{15}\)
B \(\frac{1}{10}\)
C \(\frac{1}{3}\)
D \(\frac{2}{5}\)

Question 43:

From the venn diagram above, the shaded parts represent

A (P\(\cap\)Q)\(\cup\)(P\(\cap\)R)
B (P\(\cup\)Q)\(\cap\)(P\(\cap\)R)
C (P\(\cup\)Q)\(\cup\)(P\(\cup\)R)
D (P\(\cap\)Q)\(\cup\)(P\(\cup\)R)

Question 44:

In the figure above, KL//NM, LN bisects < KNM. If angles KLN is 54^o and angle MKN is 35^o, calculate the size of angle KMN.

A 91^o
B 89^o
C 37^o
D 19^o

Question 45:

From the figure above, what is the value of p?

A 135^o
B 90^o
C 60^o
D 45^o