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Question
If x, 2, 10 and y are in continued proportion, the values of x and y are respectively:
Options
0.2 and 0.25
0.2 and 50
0.4 and 50
0.4 and 25
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Solution
0.4 and 50
Explanation:
Since x, 2, 10 and y are in continued proportion
∴ `x/2 = 2/10 = 10/y`
`\implies x = (2 xx 2)/10`
= `2/5`
= 0.4
And `y = (10 xx 10)/2 = 50`
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