Home ยป Past Questions ยป Mathematics ยป Jamb ยป Page 12
232

Find the equation of the line through the points (5, 7) parallel to the line 7x + 5y = 12.

  • A. 5x + 7y = 120
  • B. 7x + 5y = 70
  • C. x + y = 7
  • D. 15x + 17y = 90
View Answer & Discuss JAMB 2020
233

Find the gradient of the line passing through the points (-2, 0) and (0, -4) 

  • A. 2
  • B. -4
  • C. -2
  • D. 4
View Answer & Discuss JAMB 2020
234

In this fiqure, PQ = PR = PS and SRT = 68\(^o\). Find QPS 

  • A. 136\(^o\)
  • B. 124\(^o\)
  • C. 112\(^o\)
  • D. 68\(^o\)
View Answer & Discuss JAMB 2020
235

A crate of soft drinks contains 10 bottle of Coca-Cola 8 of Fanta and 6 of Sprite. If one bottle is selected at random, what is the probability that it is Not a Coca-Cola bottle? 

  • A. \(\frac{5}{12}\)
  • B. \(\frac{1}{3}\)
  • C. \(\frac{3}{4}\)
  • D. \(\frac{7}{12}\)
View Answer & Discuss JAMB 2020
236

What is the product of \(\frac{27}{5}\), \((3)^{-3}\) and (\(\frac{1}{5})^{-1}\)?

  • A. 5
  • B. 3
  • C. 1
  • D. \(\frac{1}{25}\)
View Answer & Discuss JAMB 2020
237

The angle of a sector of a circle radius 10.5 cm is 48\(^o\). Calculate the perimeter of the sector.

  • A. 25.4cm
  • B. 25.4cm
  • C. 25.6cm
  • D. 29.8cm
View Answer & Discuss JAMB 2020
238

In preparing rice cutlets, a cook used 75g of rice, 40g of margarine, 105g of meat and 20g of bread crumbs. Find the angle of the sector which represent meat in a pie chart? 

  • A. 30\(^o\)
  • B. 60\(^o\)
  • C. 112.5\(^o\)
  • D. 157.5\(^o\)
View Answer & Discuss JAMB 2020
239

Simplify \(\frac{324 – 4x^2}{2x + 18}\) 

  • A. 2(x - 9)
  • B. 2(9 + x)
  • C. 81 - x\(^2\)
  • D. -2(x - 9)
View Answer & Discuss JAMB 2020
240

If log\(_{10}\)2 = 0.3010 and log\(_{10}\)3 = 0.4771, eventually without using the logarithm tables, log\(_{10}\)4.5

  • A. 0.3010
  • B. 0.4771
  • C. 0.6532
  • D. 0.9542
View Answer & Discuss JAMB 2020
241

In a class of 150 students, the sector in a pie chart representing the students offering physics has angle 12\(^o\). How many students are offering physics? 

  • A. 18
  • B. 15
  • C. 10
  • D. 5
View Answer & Discuss JAMB 2020
242

The goals scored by 40 football teams from three league  divisions are recorded below

No of goals 0 1 2 3 4 5 6
Frequency 4 3 15 16 1 0 1

What is the total number of goals scored by all the teams?

  • A. 21
  • B. 40
  • C. 91
  • D. 96
View Answer & Discuss JAMB 2020
243

A room is 12m long, 9m wide and 8m high. Find the cosine of the angle which a diagonal of the room makes with the floor of the room 

  • A. \(\frac{15}{17}\)
  • B. \(\frac{8}{17}\)
  • C. \(\frac{8}{15}\)
  • D. \(\frac{12}{17}\)
View Answer & Discuss JAMB 2020
244

What is the circumference of latitude 0\(^o\)S if R is the radius of the earth? 

  • A. cos \(\theta\)
  • B. 2\(\pi\)R cos \(\theta\)
  • C. R sin \(\theta\)
  • D. 2 \(\pi\) r sin \(\theta\)
View Answer & Discuss JAMB 2020
245

Four boys and ten girls can cut a field first in 5 hours. If the boys work at \(\frac{5}{4}\) the rate at which the girls work, how many boys will be needed to cut the field in 3 hours? 

  • A. 180
  • B. 60
  • C. 25
  • D. 20
View Answer & Discuss JAMB 2020
246

Reach each number to two significant figures and then evaluate \(\frac{0.02174 \times 1.2047}{0.023789}\) 

  • A. 0
  • B. 0.9
  • C. 1.1
  • D. 1.2
View Answer & Discuss JAMB 2020
247

Find all real number x which satisfy the inequality \(\frac{1}{3}\) (x + 1) – 1 > \(\frac{1}{5}\)(x + 4) 

  • A. x < 11
  • B. x < -1
  • C. x > 6
  • D. x > 11
View Answer & Discuss JAMB 2020
248

Find the median of the numbers 89, 141, 130, 161, 120, 131, 131, 100, 108 and 119 

  • A. 131
  • B. 125
  • C. 123
  • D. 120
View Answer & Discuss JAMB 2020
249

Factorise (4a + 3) \(^2\) – (3a – 2)\(^2\)

  • A. (a + 1)(a + 5)
  • B. (a - 5)(7a - 1)
  • C. (a + 5)(7a + 1)
  • D. a(7a + 1)
View Answer & Discuss JAMB 2020
250

Evaluate (212)\(_3\) – (121)\(_3\) + (222)\(_3\)

  • A. (313)\(_3\)
  • B. (1000)\(_3\)
  • C. (1020)\(_3\)
  • D. (1222)\(_3\)
View Answer & Discuss JAMB 2020
251

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. \(\frac{2\sqrt{3}}{3} - 10\)
View Answer & Discuss JAMB 2019
252

If \(\sin x = \frac{4}{5}\), find \(\frac{1 + \cot^2 x}{\csc^2 x – 1}\).

  • A. \(\frac{13}{2}\)
  • B. \(\frac{25}{9}\)
  • C. \(\frac{3}{13}\)
  • D. \(\frac{4}{11}\)
View Answer & Discuss JAMB 2019