Our product and our sum always give the same answer. Who are we?

You have a basket containing ten apples. You have ten friends, who each desire an apple. You give each of your friends one apple.
Now all your friends have one apple each, yet there is an apple remaining in the basket.
How?

Who always enjoys poor health?

Dwayne Johnson was running away with the loot from a heist in his car along with Vin Diesel. One tire was punctured and he dropped down to replace it. While changing the wheel, he dropped the four nuts that were holding the wheel and they fell into a drain. Vin Diesel gave him an idea using which they were able to drive till the rendezvous point.

What was the idea ?

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

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

Can you find a number that lies one third of the distance between 1/3 and 2/3?

When it is alive we sing, when it is dead we clap our hands. What is it?

What does this rebus means ?

PROG WORKRESS

John is the son of Jacob.
So,
Jacob is the_____of John's father?