Machine A produces bolts at a uniform rate of 120 every 40 seconds and Machine B produces bolts at a uniform rate of 100 every 20 seconds. If the two machines run simultaneously , how many seconds will it take for them to produce a total of 200 bolts.
Created: 6 years ago |
Updated: 3 years ago
best des
In a second A Produces = 120 /40 = 3
and In 1 second B Produces = 100/20 = 5
In 1 second (A + B) Produces = 3 + 5 = 8
8 is Produced in 1 second
200 is produced in 200/ 8 = 25 second
Md Azizur Rahman
Founder of Satt
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