Question 86:

• JAMB 2019

Find the distance between the points C(2, 2) and D(5, 6).

A. 13 units
B. 7 units
C. 12 units
D. 5 units

Question 87:

• JAMB 2019

Find the equation of a line perpendicular to the line 4y = 7x + 3 which passes through (-3, 1)

A. 7y + 4x + 5 = 0
B. 7y - 4x - 5 = 0
C. 3y - 5x + 2 = 0
D. 3y + 5x - 2 = 0

Question 88:

• JAMB 2019

Marks	1	2	3	4	5
Frequency	2y - 2	y - 1	3y - 4	3 - y	6 - 2y

The table above is the distribution of data with mean equals to 3. Find the value of y.

A. 5
B. 2
C. 3
D. 6

Question 89:

• JAMB 2019

Evaluate \(\frac{2\sin 30 + 5\tan 60}{\sin 60}\), leaving your answer in surd form.

A. \(\frac{2\sqrt{3}}{3} + 10\)
B. \(\frac{3\sqrt{2} - 1}{5}\)
C. \(\frac{3\sqrt{2} + 1}{5}\)
D. \(\frac{2\sqrt{3}}{3} - 10\)

Question 90:

• JAMB 2019

In the circle above, with centre O and radius 7 cm. Find the length of the arc AB, when < AOB = 57°.

A. 5.32 cm
B. 4.39 cm
C. 7.33 cm
D. 6.97 cm