Can you solve this picture maths equation?

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

Can you make four (4) nines (9) equal 100?

Can you find the company name in the pictogram below?

Replace the question mark with the correct number below.

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

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

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?