Jamb Mathematics 2012 Past Questions and Answers

Question 41:

• JAMB 2012

The probabilities that a man and his wife live for 80 years are \(\frac{2}{3}\) and \(\frac{3}{5}\) respectively. Find the probability that at least one of them will live up to 80 years

A. \(\frac{2}{15}\)
B. \(\frac{3}{15}\)
C. \(\frac{7}{15}\)
D. \(\frac{13}{15}\)

Question 42:

• JAMB 2012

The shaded region above is represented by
the equation

A. Y ≤ 4x + 2
B. Y ≥ 4x + 2
C. Y ≤ -4x + 4
D. Y ≤ 4x + 4

Question 43:

• JAMB 2012

In diagram above, QR//TU, < PQR = 80° and < PSU = 95°. Calculate < SUT.

A. 15^o
B. 25^o
C. 30^o
D. 80^o

Question 44:

• JAMB 2012

In the diagram above, PQR is a circle centre O. If < QPR is x°, find < QRP.

A. X°
B. (90 — x)°
C. (90 + x)°
D. (180 — x)°

Question 45:

• JAMB 2012

Find the area of the trapezium above.

A. 91 cm²
B. 78 cm²
C. 60 cm²
D. 19 cm²