Mathematics Past Questions and Answers

XY is a chord of circle centre O and radius 7cm. The chord XY which is 8cm long subtends an angle of 120^o at the centre of the circle. Calculate the perimeter of the minor segment. [Take \(\pi = \frac{22}{7}\)]

A 14.67cm
B 22.67cm
C 29.33cm
D 37.33cm

Question 1197:

If p = \(\frac{1}{2}\) and \(\frac{1}{p - 1} = \frac{2}{p + x}\), find the value of x

A -2\(\frac{1}{2}\)
B -1\(\frac{1}{2}\)
C 1\(\frac{1}{2}\)
D 2\(\frac{1}{2}\)

Question 1198:

Find the quadratic equation whose roots are c and -c

A X² - c² = 0
B X² + 2cx = 0
C X² + 2cx + c² = 0
D X² - 2cx + c² = 0

Question 1199:

Solve the inequality 1 - 2x < - \(\frac{1}{3}\)

A X < \(\frac{2}{3}\)
B X < -\(\frac{2}{3}\)
C X > \(\frac{2}{3}\)
D X > -\(\frac{2}{3}\)

Question 1200:

Given the sets A = [2, 4, 6, 8] and B = [2, 3, 5, 9]. If a number is selected at random from set B, what is the probability that the number is prime?

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