There a 3 clocks in a shop. One clock chime after every 5 minutes and second chimes after every 15 minutes and the third chimes for every 30 minute.in 10
'o clock all three chime. in how many hours will all the three chime
Answers
80 minutes
Step-by-step explanation:take LCM of15,5and 30.
In 30 minute they will all the three chime.
Given:
There a 3 clocks in a shop.
One clock chime after every 5 minutes.
Second chimes after every 15 minutes.
The third chimes for every 30 minute.
To find:
In how many hours will all the three chime.
Explanation:
For first clock chime after every 5 minutes.
That is it can chime after (5,10,15,20,25,30) minutes So on.......
Second chimes after every 15 minutes.
That is it can chime after (15,30,45) minutes So on.......
The third chimes for every 30 minute.
That is it can chime after (30,60) minutes So on.......
The minimum time at which they can chimes all at a time = 30 minute.
In 30 minute they will all the three chime.
To learn more...
1)By selling two clocks each for Rs 2400 there is 4% loss on one clock and 20% profit on the other clock .what is the overall percentage of profit by selling the clocks ?
https://brainly.in/question/8171632
2)Three clocks are designed to alarm in every hour, two hours and three hours respectively. If they all alarmed together three hours before: then after how ' many hours willl they next alarm together?
https://brainly.in/question/13111215