Find the next number in the series.
1 10 24 43 67 ?

There are forty elephants and they have forty-fore heads. How can this be possible?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

What is full of holes but still holds water?

What four weights can be used to balance from 1 to 30 pounds?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

How many triangles are there in the picture below?

How many bananas can you eat if your stomach is empty?

If you paint a brown house white it will become a white house. If the stoplight changes from red to green, then the light is green. So, if you throw a white shirt into the Red Sea, what will it become?

There is a circular car race track of 10km. There are two cars, Car A and Car B. And they are at the exact opposite end to each other. At Time T(0), Both cars move toward each other at a constant speed of 100 m/seconds. As we know both cars are at the same speed they will always be the exact opposite to each other.
Note, at the center, there is a bug which starts flying towards Car A at time T(0). When the bug reaches car B, it turns back and starts moving towards the car A. The speed of bug is 1m/second. After 5 hours all three stop moving.
What is the total distance covered by the bug?