What has 13 hearts but no other organs?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat

I have Rs.50 and I spend it in the way as below.

If it took eight men ten hours to build a wall, how long would it take four men to build it?

In the image given, you can find several triangles. Can you count them all?

How can you take 2 from 5 and leave 4?

You along with your friend are standing in front of two houses. Each of those houses inhabits a family with two children.

Your friend tells you the below two facts:
1) On your left is a family that has a boy who likes accounts but the other child loves science.
2) On the right is a family with a seven-year-old boy and a newborn baby.

You ask him, "Does either of the family have a girl?"

To this, he replies, "I am not quite sure. But can you guess that? If you are right, I will give you $500."

Which family do you think is likely to have a girl?

What does the below rebus riddle means?

Sally lives in a place where six months of the year is mild summer and the temperature drops significantly the other six months. She owns a lake where there is a small island. She wants to build a house on the island and needs to get materials there. She doesn’t have a boat, plane, or anything to transport them to the island. How does Sally solve this problem?

What does the below rebus puzzle mean?