What is so fragile that saying its name breaks it?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

How many letters are in the alphabet?

Three friends decide to distribute the soda cans they had among them. When all of them had drunk four cans each, the total number of cans that remained was equal to the cans each one of them had after they had divided the cans.

Can you calculate the total number of cans before distribution?

Can you decipher the below rebus?

PBLUESAISNUERSES

How many Watermelons are there in the below picture?

Using mathematical symbols like +, -, and x in order to make the equations correct. Replace # with the above-given symbols.

9 # 8 # 7 # 6 # 5 # 4 = 91

I’m tall when I’m young, and I’m short when I’m old. What am I?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

A man died, leaving $10,000,000 for his widow, 5 sons and 4 daughters. Each daughter received an equal amount, each son received twice as much as a daughter, and the widow received three times as much as a son.

How much did the widow receive?