Question

which number should be subtracted from 12,16 and 21 so that the resultant number is in continued proportion? with explanation
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Answer 1

Answer:

4

Step-by-step explanation:

4

∴ (12 − x), (16 − x), (21 − x) are in continued proportion. Thus, the number −4 must be subtracted from 12, 16 and 21 so that resultant numbers are in continued proportion.