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Author: Tinku Tara

Balls-are-dropped-from-the-roof-of-a-tower-at-a-fixed-interval-of-time-At-the-moment-when-9th-ball-reaches-the-ground-the-nth-ball-is-3-4-th-height-of-the-tower-What-is-the-value-of-n-

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Question Number 21377 by Tinkutara last updated on 22/Sep/17 $$\mathrm{Balls}\:\mathrm{are}\:\mathrm{dropped}\:\mathrm{from}\:\mathrm{the}\:\mathrm{roof}\:\mathrm{of}\:\mathrm{a} \\ $$$$\mathrm{tower}\:\mathrm{at}\:\mathrm{a}\:\mathrm{fixed}\:\mathrm{interval}\:\mathrm{of}\:\mathrm{time}.\:\mathrm{At}\:\mathrm{the} \\ $$$$\mathrm{moment}\:\mathrm{when}\:\mathrm{9th}\:\mathrm{ball}\:\mathrm{reaches}\:\mathrm{the} \\ $$$$\mathrm{ground}\:\mathrm{the}\:{n}\mathrm{th}\:\mathrm{ball}\:\mathrm{is}\:\left(\mathrm{3}/\mathrm{4}\right)\mathrm{th}\:\mathrm{height} \\ $$$$\mathrm{of}\:\mathrm{the}\:\mathrm{tower}.\:\mathrm{What}\:\mathrm{is}\:\mathrm{the}\:\mathrm{value}\:\mathrm{of}\:{n}? \\ $$ Terms of Service Privacy Policy…

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In-how-many-ways-can-the-letters-of-the-word-PATLIPUTRA-be-arranged-so-that-the-relative-order-of-vowels-are-consonants-do-not-alter-

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Question Number 21374 by Tinkutara last updated on 22/Sep/17 $$\mathrm{In}\:\mathrm{how}\:\mathrm{many}\:\mathrm{ways}\:\mathrm{can}\:\mathrm{the}\:\mathrm{letters}\:\mathrm{of}\:\mathrm{the} \\ $$$$\mathrm{word}\:\mathrm{PATLIPUTRA}\:\mathrm{be}\:\mathrm{arranged},\:\mathrm{so} \\ $$$$\mathrm{that}\:\mathrm{the}\:\mathrm{relative}\:\mathrm{order}\:\mathrm{of}\:\mathrm{vowels}\:\mathrm{are} \\ $$$$\mathrm{consonants}\:\mathrm{do}\:\mathrm{not}\:\mathrm{alter}? \\ $$ Commented by mrW1 last updated on 22/Sep/17…

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Question-86907

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Question Number 86907 by TawaTawa1 last updated on 01/Apr/20 Commented by mr W last updated on 01/Apr/20 $${question}\:{is}\:{wrong}\:!? \\ $$$${there}\:{are}\:{infinite}\:{possibilities}\:{for} \\ $$$${PQRS}. \\ $$$$\frac{\left[{PQRS}\right]}{\Delta{ABC}}\neq{constant},\:{but}\:{min}.=\frac{\mathrm{2}}{\mathrm{5}} \\…

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