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Question: The price of a machine in a factory of your uncle depreciates at the rate of 10% every year. If its present price is ₹ 6,000 then what will be its price after 3 years?

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UNITED BOOK HOUSE-QUESTION PAPER 2020-Exercise
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  2. If ui = (xi - 35)/(10), sumfiui =30 and sumfi = 60, then determine the...

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  3. Question: The price of a machine in a factory of your uncle depreciate...

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  4. Three friends invested ₹ 1,20,000, ₹ 1.50,000 and ₹ 1,10,000 respectiv...

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  5. Answer any one question : Solve 1/x -3 - 1/x + 5 = 1/6.

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  6. The product of two consecutive positive odd numbers is 143 Construct t...

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  7. Answer any one question : x = 2 + sqrt3 and x + y = 4, then find the s...

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  8. If a prop b and b prop c, then prove that a^3 + b^3 + c^3 prop 3abc.

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  9. Answer any one question : If x : a = y : b = z : c, then show that (x^...

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  10. If ay - bx/c = cx - az/b = bz - cy/a, then prove that x/a = y/b = z/c.

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  11. Answer any one question : Prove that angles in the same segment of a c...

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  12. Prove that if two tangents are drawn to a circle from a point outside ...

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  13. Answer any one question : Two circle intersect each other at the point...

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  14. ABC is a right angled triangle whose angleA = 90^@, AD is perpendicula...

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  15. Draw the mean proportional of line segments of lengths 4 cm and 3 cm.

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  16. Draw a circle of radius 3 cm. Construct a tangent to the circle at a p...

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  17. Answer any two questions : If sin 17^@ = x/y, show that sec 17^@ - sin...

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  18. If the sum of two angles is 135^@ and their difference is Pi/2, then t...

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  19. The length of outer and inner radii of a hollow right circular pipe ar...

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  20. A hemispherical bowl with radius of 9 cm is completely filled with wat...

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