Answer:
There were 6 guides on Sunday.
Step-by-step explanation:
Same ratio
On Saturday, 120 tourists and 18 guides.
On Sunday, 40 tourists and x guides.
Due to the same ratio:





There were 6 guides on Sunday.
Answer:
What do you need help with?
Step-by-step explanation:
Answer:
Step-by-step explanation:
just add the numbers
Answer: 10 minutes
Step-by-step explanation:
Given : Three postal workers can sort a stack of mail in 20 minutes, 30 minutes, and 60 minutes, respectively.
Let T be the time taken by all of them when they working together.
Then , we have the following equation :-

Hence, the time taken by all of them when they working together = 10 minutes.