Suppose that a computer program takes 100 seconds of execution time on a computer with multiplication operation responsible for 80 seconds of this time. How much do you have to improve the speed of multiplication operation if you are asked to execute this program four times faster?
A. 14 times faster
B. 15 times faster
C. 16 times faster
D. 17 times faster
Answer:C
Suppose that a computer program takes 100 seconds of execution time on a computer with multiplication operation responsible for 80 seconds of this time. How much do you have to improve the speed of multiplication operation if you are asked to execute this program four times faster?
A. 14 times faster B. 15 times faster C. 16 times faster D. 17 times faster