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JSCE Mathematics 2022 Objective — Question 59

Question 59 of 80 from the Junior Secondary Certificate Examination (JSCE) Mathematics 2022 Objective paper, with the correct answer and a full explanation.

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If p varies inversely as the square of q and p = 3, when q = 4, what is the value of p when q = 8?

  • A. 1/4
  • B. 1/2
  • C. 3/4Correct
  • D. 7/8

Explanation

p = k/q²: k = 3 × 16 = 48. When q = 8, p = 48/64 = 3/4.

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