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The owner of a milk store finds that, he...

The owner of a milk store finds that, he can sell 980 litres of milk each week at ₹14/litres and 1220 litres of milk each week at ₹16/litre. Assuming a linear relationship between selling price and demand, how many litres could he sells weekly at ₹17/litres?

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The correct Answer is:
`1340` litres.
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The owner of a milk store finds that, he can sell 980 litres of milk each week at Rs. 14 // "litre" and 1220 litres of milk each week at Rs 16 // "litre" . Assuming a linear relationship between selling price and demand, how many litres could he sell weekly at Rs 17 // "litre" ?

A milk man has 175 litres of cow's milk and 105 litres of buffalow's milk. He wishes to sell the milk by filling the two type of milk is cans of equal capacity. Calculate the following Capacity of a can.

How many litres of milk can a hemispherical bowl of diameter 10.5 cm . Hold ?

A factory manufactures two types of screws, A and B. Each type of screw requires the use of two machines, an automatic and a hand operated. It takes 4 minutes on the automatic and 6 minutes on hand operated machines to manufacture a package of screws A while its takes 6 minutes on automatic and 3 minutes on the hand operated machines to manufacture a package of screws B. Each machine is available for at the most 4 hours on any day. The manufacturer can sell a package of screws A at a profit of Rs. 7 and screws B at a profit of Rs. 10 Assuming that he can sell all the screws he manufactures, how many packages of each type should the factory owner produce in a day in order to maximise his profit ? Determine the maximum profit.

A milk man has 175 litres of cow's milk and 105 litres of buffalow's milk. He wishes to sell the milk by filling the two type of milk is cans of equal capacity. Calculate the following Number of cans of buffalow's milk.

A milk man has 175 litres of cow's milk and 105 litres of buffalow's milk. He wishes to sell the milk by filling the two type of milk is cans of equal capacity. Calculate the following Number of cans of cow's milk.

In a mixture of 28 litres, the ratio of milk and water is 5:2. Set up the equation between the mixture and milk. Draw its graph. By observing the graph find the quantity of milk in the mixture.

NCERT TAMIL-STRAIGHT LINES-EXERCISE 10.2
  1. Write the equations for the x-and y-axes.

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  2. Passing through the point (-4, 3) with slope 1/2.

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  3. Passing through (0, 0) with slope m.

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  4. Passing through (2, 2 sqrt3) and inclined with the x-axis at an angle ...

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  5. Intersecting the x-axis at a distance of 3 units to the left of origin...

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  6. Intersecting the y-axis at a distance of 2 units above the origin and ...

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  7. Passing through the points (-1, 1) " and " (2, - 4).

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  8. Find the equation of line which is at Perpendicular distance from the ...

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  9. The vertices of Delta PQR " are " P (2, 1) , Q (-2, 3) " and " R (4, 5...

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  10. Find the equation of the line passing through (-3, 5) and perpendicula...

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  11. A line perpendicular to the line segment joining the points (1, 0) and...

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  12. Find the equation of a line that cuts off equal intercepts on the coor...

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  13. Find equation of the line passing through the point (2, 2) and cutting...

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  14. Find equation of the line through the point(0, 2) making an angle (2pi...

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  15. The perpendicular from the origin to a line meets it at the point (-2,...

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  16. The length L (in centimetrs) of a copper rod is a linear function of i...

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  17. The owner of a milk store finds that, he can sell 980 litres of milk e...

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  18. P (a, b) is the mid-point of a line segment between axes. Show that eq...

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  19. Point R (h, k) divides a line segment between the axes in the ratio 1:...

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  20. By using the concept of equation of a line, prove that the three point...

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