A class-one teacher gave 23 counting seeds to each of the 45 pupils in his class. How many counting seeds did the teacher give out?

• A. 225 seeds
• B. 935 seeds
• C. 2070 seeds
• D. 1035 seeds

Given an isosceles triangle with length of 2 equal sides t units and opposite side √3t units with angle θ. Find the value of the angle θ opposite to the √3t units.

• A. 100°
• B. 120°
• C. 30°
• D. 60°

The table above shows the distribution of marks scored by students in a test. Find the interquartile range of the distribution.

• A. 4
• B. 3
• C. 2
• D. 1

How many terms of the series 3, -6, +12, - 24, + ..... are needed to make a total of 1-2⁸?

• A. 12
• B. 10
• C. 9
• D. 8

The curved surface area of a cylindrical tin is 704cm2. Calculate the height when the radius is 8cm. [Take π = 22/7]

• A. 3.5cm
• B. 7cm
• C. 14cm
• D. 28cm

Given that \(p = 1 + \sqrt{2}\) and \(q = 1 - \sqrt{2}\), evaluate \(\frac{p^{2} - q^{2}}{2pq}\)

• A. 2(2+√2)
• B. -2(2+√2)
• C. 2√2
• D. -2√2

In terms of j, what is the average of j,3j+1,j?5, and 3j+4?

• A. j+8
• B. j+3
• C. 2j?2
• D. 2j

A woman bought some oranges and 30% of them were bad. If there were 60 bad oranges, how many oranges did she buy?

• a. 18
• b. 42
• c. 100
• d. 200

The maximum value of the function f(x) = 2 + x - x² is

• A. 9/4
• B. 7/4
• C. 3/2
• D. 1/2

A student has 5 courses to take from Mathematics and physics. There are 4 courses in Mathematics and 3 in Physics which he can choose his courses so that he takes exactly two courses in Physics?

• A. 48
• B. 12
• C. 10
• D. 7