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A new laptop depreciates at 8% per annum in the first year and 12% per year in the second year. If its value at the end of the second year was sh.121,440, calculate its original value.

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asked Jul 21, 2021 in Mathematics Form 3 by anonymous

A new laptop depreciates at 8% per annum in the first year and 12% per year in the second year. If its value at the end of the second year was sh.121,440, calculate its original value.

commercial arithmetic

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answered Jul 21, 2021 by anonymous

12. 0.92x x 0.88x = 121,440
X90.92 x 0.88= ^121,440/_0.92x0.88
X=sh.150,000

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