Answer:
You must wait 60 minutes for all three lines to arrive at Union Station at the same time again.
Step-by-step explanation:
The complete question in the attached figure
Step 1
Find the least common multiple (LCM) of the three numbers
List the prime factors of each number

Multiply each factor the greatest number of times it occurs in any of the numbers to find out the LCM
The LCM is equal to

therefore
You must wait 60 minutes for all three lines to arrive at Union Station at the same time again.
A. 70 and 84 work, whereas 32 and 60 make it false.
b. 27 and 55 work, whereas 67 and 92 make it false.
c. 6 and 2 work, whereas -3 and -1 make it false.
d. -6 and 0.25 work, whereas 17 and 24 make it false.
Hope this helps!
Answer:
459,000
Step-by-step explanation:
Answer:
A is the answer.
Step-by-step explanation:
Transferring them into 2 decimals behind the point, we have 4.06, 4.59, 4.60, and 4.72. THE ONE THAT MATCHES THIS IS CHOICE A