Mathematics Past Questions And Answers

Note: You Can Select Post UTME Schools Name Below The Exam Year.
291

How many 250g packets of sweets can be made from a 2Kg bag of sweet?

  • a. 12
  • b. 32.5
  • c. 6
  • d. 8
View Discussion (0)POST UTME UNILORIN
292

(a) Copy and complete the table of values for the relation \(y = 2 \sin x + 1\)

x30°60°90°120°150°180°210°240°

270°

y1.02.70.0-0.7

(b) Using scales of 2 cm to 30° on the x- axis and 2 cm to 1 unit on the y- axis, draw the graph of \(y = 2 \sin x + 1, 0° \leq x \leq 270°\).

(c) Use the graph to find the values of x for which \(\sin x = \frac{1}{4}\).

(a) Copy and complete the table of values for the relation \(y = 2 \sin x + 1\)

x30°60°90°120°150°180°210°240°

270°

y1.02.70.0-0.7

(b) Using scales of 2 cm to 30° on the x- axis and 2 cm to 1 unit on the y- axis, draw the graph of \(y = 2 \sin x + 1, 0° \leq x \leq 270°\).

(c) Use the graph to find the values of x for which \(\sin x = \frac{1}{4}\).

View Discussion (0)WAEC 2014 THEORY
293

Express the product of 0.0014 and 0.011 in standard form

  • A. 1.54 x 10-2
  • B. 1.54 x 10-3
  • C. 1.54 x 10-4
  • D. 1.54 x 10-5
View Discussion (0)JAMB 1995
294

In a class there are 50 pupils, if 15 of them are girls, what percentage are boys?

  • A. 70%
  • B. 30%
  • C. 85%
  • D. 15%
View Discussion (0)POST UTME UNILORIN
295

When \(f(x) = 2x^{3} + mx^{2} + nx + 11\) is divided by \(x^{2} + 5x + 1\), the quotient is \(2x - 5\) and the remainder is \(30x + 16\). Find the values of m and n.

View Discussion (0)WAEC 2016 THEORY
296

A 3 bedroom flat in Abuja costs 1 million naira per annum. The same flat in Ilorin, the Kwara State capital will cost

  • A. Much less than 1 million naira
  • B. exactly the same amount
  • C. 0.5 million naira
  • D. about 700 thousand naira.
View Discussion (0)POST UTME UNILORIN
297

What is the product of 108 and 112 is divided by 24?

  • a. 504
  • b. 555
  • c. 220
  • d. 55
View Discussion (0)POST UTME UNILORIN
298

I am 10 years old my sister is 4, in how many years shall I be twice as old as she will be?

  • A. 3
  • B. 4
  • C. 2
  • D. 5
View Discussion (0)POST UTME UNILORIN
299

(a) Using ruler and a pair of compasses only, construct :

(i) a quadrilateral PQRS such that /PQ/ = 7 cm, < QPS = 60°, /PS/ = 6.5 cm, < PQR = 135° and /QS/ = /QR/ ;

(ii) locus, \(l_{1}\) of points equidistant from P and Q ;

(iii) locus, \(l_{2}\) of points equidistant from P and S.

(b)(i) Label the point T where \(l_{1}\) and \(l_{2}\) intersect. (ii) With center T and radius /TP/, construct a circle \(l_{3}\).

View Discussion (0)WAEC 2008 THEORY
300
Itemfood & drinksfuelrentbuilding projecteducationsavings
Percentage%357.51.01517.5x

The table shows the monthly expenditure (in percentages) of Mr. Okafor's salary.

(a) Calculate the percentage of Mr. Okafor's salary that was. put into salary.

(b) Illustrate the information on a pie chart.

(c) If Mr. Okafor's annual gross salary is $28,800.00 and he pays tax of 12%.

Calculate: (i) his monthly tax; (ii) amount saved each month.

View Discussion (0)WAEC 2022 THEORY