Class – XII
Subject : Practical Mathematics
Time : 1 hrs. 30 Minutes Marks. 25
1. Two forces of magnitude 110 and 80 are acting at a point, if the angle included between the forces is 550 to find the magnitude and direction of the resultant graphically.
2. 2x + 7y ³ 22, x + y ³ 6, 5x + y ³ 10, x ³ 0, y ³ 0 under these constraints or conditions find the lowes value of z = 2x + 3y.
3. Writing algorithm and drawing of flow chart for the sum of 1 + 2 + 3 + ................. + n, where n is any positive integer.
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