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A dietician wishes to mix two types o...

A dietician wishes to mix two types of foods in such a way that the vitamin contents of the mixture contains at least 8 units of vitamin A and 10 units of vitamin C. Food I contains 2 units/kg of vitamin A and 1 units/kg of vitamin C while Food II contains 1 unit/kg of vitamin A and 2 units/kg of vitamin C. It costs Rs.5 per kg to purchase Food I and Rs.7 per kg to purchase Food II. Determine the minimum cost of such a mixture. Formulate the above as a LPP and solve it graphically.

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A dietician wishes to mix two types of food in such a way that the vitamin contents of the mixture contain at least 8 units of vitamin A and 10 units of vitamin C. Foot ‘I’ contain 2 units/kg of vitamin A and 1 unit/kg of vitamin C while food ‘II’ contain 1 unit/kg of vitamin A and 2 units/kg of vitamin C. it costs Rs. 5.00 per kg to purchase food ‘I’ and Rs. 7.000 per kg to produce food ‘II’. Determine the minimum cost to such a mixture. Formulate the above as a LPP and solve it.

A woman wishes to mix two types of foods in such a way that the vitamin contents of the mixture contain at least 8 units of vitamin A and at least 10 units of vitamin C. Food I contains 2 units/kg of vitamin A and 1 unit /kg of vitamin C. Food II contains 1 unit/kg of vitamin A and 2 unit/kg of vitamin C. The cost of food I is Rs. 50/kg and of food II is Rs. 70/kg. Find the minimum cost of such a mixture.

A dietician wishes to mix two types of food in such a way that the vitamin contents of the mixture contain at least 8 units f Vitamin A and 10 units of vitamin C, Food ‘I’ contains 2 units per kg of vitamin A and 1 unit per kg of vitamin C while food ‘II’ contains 1 unit per kg of vitamin A and 2 units per kg of vitamin C. It costs Rs 50.00 per kg to purchase food ‘I’ and Rs. 70.00 per kg to produce food ‘II’. Formulate the above linear programming problem to minimize the minimize the cost of such a mixture.

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Reshma wishes to mix two types of food P and Q in such a way that the vitamin contents of the mixture contain at least 8 units of vitamin A and 11 units of vitamin B. Food P costs Rs 60 / kg and Food Q costs Rs 80 / kg. Food P contains 3 units/kg of Vitamin A and 5 units / kg of Vitamin B while food Q contains 4 units "kg of Vitamin A and 2 units/kg of vitamin B. Determine the minimum cost of the mixture.

A man wishes to mix two types of food X and Y in such a way that the vitamins contents of the mixture contain at least B units of vitamin A and 11 units of vitamin B. Food X costs Rs. 50 per kg and food Y costs Rs. 60 per kg. Fod X contains 2 units per kg of vitamin A and 5 kg per unit of vitamin B while food Y contains 5 units per kg of vitamin A and 2 units per kg of vitamin B. Determine the minimum cost of the mixture.

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A house wife wishes to mix together two kind of food, X and Y, in such a way that the mixture contains at least 10 units of vitamin A, 12 units of vitamin B and 8 units of vitamin C. Vitamin A Vitamin B Vitamin C Food X: Food Y: 1 2 2 2 3 1 One kg of food X cost Rs. 6 and one kg of food Y costs Rs. 10. Find the least cost of the mixture which will produce the diet.

A dietician wishes to mix together two kinds of food X and Y in such a way that the mixture contains at least 10 units of vitamin A, 12 units of vitamin B and 8 units of vitamin C. The vitamin contents of 1 kg food is given below: 1 kg of food X costs Rs. 16 and 1 kg of food Y costs Rs. 20. Find the least cost of the mixture which will produce the required diet?

XII BOARD PREVIOUS YEAR PAPER ENGLISH-BOARD PAPER SOLUTIONS-All Questions
  1. Write the principal value of tan^(-1)(1)+cos^(-1)(-1/2)

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  2. Suppose a girl throws a dice. If she gets 5 or 6 she tosses a coin thr...

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  3. A dietician wishes to mix two types of foods in such a way that the...

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  4. Let vec(a)=hat(i)+4 hat(j)+2hat(k), vec(b)=3 hat(i)-2 hat(j)+7 hat(k) ...

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  5. Find the coordinates of the point where the line through the points...

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  6. Two cards are drawn simultaneously (without replacement) from a wel...

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  7. Using matrices, solve the following system of equations: 2x+3y+3z=5;...

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  8. Find the area of the region {(x , y)\ : x^2+y^2lt=4,\ x+y\ geq2}

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  9. If the lines (x-1)/(-3)=(y-2)/(-2k)=(z-3)/2 and (x-1)/k=(y-2)/1=(z-3)...

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  10. Sand is pouring from a pipe at the rate of12\ c m^3//s . The falling s...

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  11. Write the value of tan(2tan^-1(1/5)) .

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  12. Find (dy)/(dx)\ if (x^2+y^2)^2=x y

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  13. If y=3cos(logx)+4sin(logx),\ then show that x^2(d^2\ y)/(dx^2)+x(dy...

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  14. If x^m y^n=(x+y)^(m+n), prove that (dy)/(dx)=y/x .

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  15. Evaluate: int(3x-1)/((x+2)^2)\ dx

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  16. Evaluate: intx^2tan^(-1)x\ dx

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  17. If the binary operation "." on the set of integers Z , is defined by...

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  18. If int0^1(3x^2+2x+k)dx=0, find the value of k

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  19. Evaluate : int0^(pi/2)(xsinxcosx)/(sin^4x+cos^4x)\ dx

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  20. Evaluate: int0^(pi/2)2sinxcosxtan^(-1)(sin"x")" dx"

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