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A merchant plans to sell two types of pe...

A merchant plans to sell two types of personal computers — a desktop model and a portable model that will cost Rs. 25,000 and Rs. 40,000 respectively. He estimates that the total monthly demand of computers will not exceed 250 units. Determine the number of units of each type of computers which the merchant should stock to get maximum profit if he does not want to invest more than Rs. 70 lakhs and his profit on the desktop model is Rs. 4,500 and on the portable model is Rs. 5,000. Make an L.P.P. and solve it graphically.

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A merchant plans to sell two types of personal computers - a desktop model and a portable model that will cost Rs 25000 and Rs 40000 respectively. He estimates that the total monthly demand of computers will not exceed 250 units. Determine the number of units of each type of computers which the merchant should stock to get maximum profit if he does not want to invest more than Rs 70 lakhs and if his profit on the desktop model is Rs 4500 and on portable model is Rs 5000.

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XII BOARDS PREVIOUS YEAR-BOARD PAPER SOLUTIONS-All Questions
  1. Using matrices, solve the following system of equations: x\ -\ y+z...

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  2. If A^(-1) =[(3,-1,1),(-15,6,-5),(5,-2,2)] and B = [(1,2,-2), (-1,3,0),...

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  3. A merchant plans to sell two types of personal computers — a deskto...

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  4. Given three identical boxes I, II and III each containing two coins...

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  5. Prove that: int0^(pi/4)(sqrt(tanx)+sqrt(cotx)\ dx=sqrt(2)dotpi/2

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  6. Find the shortest distance between the following lines whose vector...

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  7. Using vectors, find the area of the triangle with vertices A (1, 1,...

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  8. Using matrices, solve the following system of equations: 4x+3y+3z=6...

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  9. A random variable X has the following probability distribution: ...

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  10. A window has the shape of a rectangle surmounted by an equilateral ...

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  11. Find the distance of the point (-1,\ -5,\ -10) , from the point of int...

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  12. Show that the right-circular cone of least curved surface and given...

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  13. How many times must a man toss a fair coin, so that the probability...

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  14. Using elementary transformations, find the inverse of the matrix [[-1,...

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  15. Find the equation of the tangent to the curve y=sqrt(3x-2) which is...

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  16. Find the intervals in which the function f given by f(x)=\ x^3+1/(...

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  17. Prove that sin^(-1)(63/65)=sin^(-1)(5/13)+cos^(-1)(3/5)

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  18. Evaluate: int0^(2pi)1/(1+e^(sinx))dx

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  19. Solve for x : 2tan^(-1)(sinx)=tan^(-1)(2secx),\ x!=pi/2

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  20. Prove the following: cot^(-1)[(sqrt(1+sinx )+sqrt(1-sinx))/(sqrt(1+sin...

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