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Mathematics 2020 WAEC Past Questions

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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46

The graph of the equations y = 2x + 5 and y = 2x\(^2\) + x - 1 are shown. Use the information above to answer this question. 

If x = -2.5, what is the value of u on the curve?

  • A. y = 8.0
  • B. y = 8.5
  • C. y = 9.0
  • D. y = 9.5
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47

If (x + 2) is a factor of x\(^2\) +px - 10, find the value of P. 

  • A. 3
  • B. -3
  • C. 7
  • D. -7
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48

In the diagram, O is the centre of the circle. If < NLM = 74\(^o\), < LMN = 39\(^o\) and < LOM = x, find the value of x. 

  • A. 134\(^o\)
  • B. 126\(^o\)
  • C. 113\(^o\)
  • D. 106\(^o\)
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49

Find the least value of x which satisfies the equation 4x = 7(mod 9)

  • A. 7
  • B. 6
  • C. 5
  • D. 4
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50

(a) If A = {multiples of 2}, B = {multiples of 3} and C = {factors of 6} are subsets of \(\mu\) = {x:1 \(\leq\) x  \(\leq\)  10} find A ′ \(\cap\) B ′ \(\cap\) C′

(b) Tickets for a movie premiere cost $18.50 each while the bulk purchase price for 5 tickets is $80.00. If 4 gentlemen decide to get a fifth person to join them so that they can share the bulk purchase price equally, how much would each person save?

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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts