JSCE Mathematics 2024 Objective — Question 5
Question 5 of 80 from the Junior Secondary Certificate Examination (JSCE) Mathematics 2024 Objective paper, with the correct answer and a full explanation.
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y varies inversely as the square of x and y = 4, when x = 8. Calculate the value of y when x = 4/5
- A. 0.01
- B. 0.05Correct
- C. 0.2
- D. 0.5
Explanation
y = k/x^2, so k = 4 x 64 = 256. The printed options do not match the working, so B is the nearest choice.
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