Blog Tag Trignometry

Question: If 12 men and 16 boys can do a piece of work in 5 days.13 men and 24 boys can do it in 4 days. How long will 7 men and 10 boys take to do it?

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Simplify: 6 + {4/3+ (3/4- 1/3)}

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Simplify: 8 - {3/2+ (3/5- 1/2)}

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Simplify: 1/4 (1/4+ 1/3)- 2/5

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Simplify: 23/4 - [3 1/8 ÷ {5- (4 2/3- 11/12)}]

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Simplify: 121/2 - [8 1/2+ {9-(5- (3-2) ? ) } ]

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Evaluate: (a + bc) (a – bc) (a^2 + b^2 c^2 )

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Evaluate: (a + 1) (a – 1) (a^2 + 1)

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Evaluate: (a + b) (a – b) (a^2 + b^2)

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Question: Megha bought 10 note-books for Rs 40 and sold them at Rs 4.75 per note-book. Find her gain percentage.

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Question: A fruit seller buys oranges at 4 for Rs 3 and sells them at 3 for Rs 4.Find his profit percentage.

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Question: A boys buys an old bicycle for Rs 162 and appends Rs 18 on its repairs before selling the bicycle for Rs 207. Find his gain or loss as percent.

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Question: An article is bought from Jaipur for Rs 4,800 and is sold in Delhi for Rs 5,820. If Rs 1,200 is spent on its transportation etc. find the loss or the gain as percent.

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Question: Mohit sold a T.V. for Rs 3,600; gaining one- sixth of its selling price. Find: (i) the gain (ii) the cost price of the T.V. (iii) the gain percent.

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Question: By selling a certain number of goods for Rs 5,500, a shopkeeper loses equal to one- tenth of their selling price. Find: the loss incurred; the cost price of the goods and the loss as percent.

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