# CogniSoft Interview Questions

###### Sketch of quadratic function parabola can be drawn easily because of predetermined factors which includesSketch of quadratic function parabola can be drawn easily because of predetermined factors which includes A. concavity B. vertex of parabola C. a and y intercept D. all of above
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###### Find the L.C.M of 2/15, 3/10, 6/5 A. 5/6 B. 6/5 C. 6/7 D. 7/6
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###### 1 + tan²2θ = A. sec²2θ B. csc²2θ C. csc²θ D. sec²θ
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###### Manoj borrowed Rs.3450 from Anwar at 6% p.a. simple interest for three years. He then added some more money to the borrowed sum and lent it to Ramu for the same time at 9% p.a. simple interest. If Man A. Rs.5,355 B. Rs.3600 C. Rs.3,855 D. Rs.3,870
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###### What is the equation of a circle of radius 6 units centered at (3, 2)? A. x² + y² + 6x - 4y = 23 B. x² + y² - 6x - 4y = 23 C. x² + y² - 6x + 4y = 23 D. x² + y² + 6x + 4y = 23
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###### What is the quantity of water should be added to a 75 litre mixture of milk and water so that the percentage of milk in the mixture decrease from 75% to 45%? A. 40 litre B. 50 litre C. 60 litre D. 70 litre E. 80 litre
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###### In a game A can give B 20 points in 60 and C 18 points in 90. How many points can C give B in a game of 120? A. 10 points B. 20 points C. 30 points D. 40 points
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###### In one hour, a boat goes 11 km/hr along the stream and 5 km/hr against the stream. The speed of the boat in still water (in km/hr) is: A. 2 km/hr B. 4 km/hr C. 6 km/hr D. 8 km/hr
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