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Solution


Q.

Computer Animations: The animation on a new computer game initially allows the hero of the game to jump a (screen) distance of 10 inch over booby traps and obstacles. Each successive jump is limited to 3/4 inch less than the previous one.

Based on the above information, answer the following questions:

 

(iii) (b) Find the length of the thirteenth jump.
1 2 inch  
2 4 inch  
3 3 inch  
4 1 inch  

Ans.

(4)

Length of 13th jump a13=a+12d=10+12(-3/4)=10-9=1" inch"