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3, 6, 9, x সংখ্যা চাৰিটা সমানুপাতত থাকিলে x ৰ মান হ’ব
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Jan 10
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Priya
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3, 6, 9, x সংখ্যা চাৰিটা সমানুপাতত থাকিলে x ৰ মান হ’ব
If 3, 6, 9, x are in proportion then the value of x will be
(a) 10
(b) 12
(c) 16
(d) 18
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Jan 10
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Haren
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Best answer
Correct option is
(d) 18
Solution:
3, 6, 9 x are in proportion
3/6 = 9/x
3x = 54
x = 54/3
x = 18
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