five numbers are in continued proportion. the first term is 5 and and the last term is 80. find the numbers.
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The first term is 5 and the last term is 80. Find the numbers.
Ans.: Let five numbers in continued proportion are a, ak, ak2, ak3, ak4. ak3 =5×8 =40
∴ 5, 10, 20, 40, 80 are the numbers which are in continued proportion.
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