At an international airport plane takes off from five different runways at 3,4,8,12, and 15 minutes intervals.At 3.30 planes took off from all five airports simultaneously .When they will next take off together again?
Answers
Answered by
11
We have to find the Lcm of given numbers.
3= 3
4= 2×2
8= 2×2×2
12= 2×2×3
15=3×5
Lcm= 2×2×2×3×5= 120minutes
After 120 minutes = 2hrs
The 5 planes will next take off together at = 7.30a.m + 2hrs= 9.30a.m
mark as brainiest
Answered by
5
Answer:
Step-by-step explanation:
We have to find the Lcm of given numbers.
3= 3
4= 2×2
8= 2×2×2
12= 2×2×3
15=3×5
Lcm= 2×2×2×3×5= 120 minutes
After 120 minutes = 2hrs
The 5 planes will next take off together at = 3.30a.m + 2hrs= 5. 30a.m
Similar questions