How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

A woman named Maria was at the funeral of her mother. She met a nice young man that she had never seen before and after the service, they spent a bit of time together. Then she got busy and didn’t get his name or phone number before he left. She tried to find him, but no one knew who he was or how to contact him. A few weeks later, Maria’s older sister dies and the police suspect murder. Who killed the sister?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

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?

Solve below rebus puzzle?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

How do you go from 98 to 720 using just one letter?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?