CBSE Important Questions

Mathmatics Class X

Q. 13.

III. Using the quadratic formula, solve the following equations for x: (3 marks each)

Q. 14.

Q. 15.

  

Q. 16.

 

 IV. Solve the following quadratic equations by completing the square method:

Q. 17.

 

Q. 18.

             

V. (6 marks each)  

Q. 19. One-fourth of a herd of camels were seen in the forest. Twice the square root of the herd had gone to mountains and the remaining 15 camels were seen on the bank of a river. Find the total number of camels.

Q. 20. A motorboat, whose speed is  in still water, goes 12 km downstream and comes back in a total time of 3 hrs. Find the speed of the stream. 

Submitted By: Mr. Manoj Rajurkar
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