Can you calculate the probability of getting a sum of six when a dice is thrown twice?

There is a box. The area of its top is 240 square units, the area of the front is 300 square units and the area of the end is 180 square units.

Can you calculate the dimensions of this box with the given data?

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

How many words can a pen with half refill write?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

What's the only room from which no one can enter or leave

In a town, there are four houses located at different distances from each other. Following are the distances:

The third house is 60 meters apart from the first house.
The fourth house is 40 meters apart from the second house.
The third house is 10 meters nearer to the fourth house than it is to the second house.

Can you find out the distance between the fourth and the first house?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

What happened when the wheel was invented?

Which digit occurred maximum times between the number 1 and 1000?