How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

What is the difference between a jeweller and a jailer?

Why is a river so rich ?

John asked Jack, "The time right now is 7 pm. Can you tell me what will be the time 23, 999, 995 hours later ?"

While Bella does not know the answer, do you ?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

I am Huge on Sunday and Saturday.
I am small from Tuesday to Thursday.
I do not exist on Monday and Friday.
Who am I?

Andrew’s doctor gives him three pills and tells him to take one every half hour. How much time will have passed by the time Andrew’s taken all three pills?

A sundial has the fewest moving parts of any timepiece. Which has the most?