Questions

Atomic  number  is  the  fundamental properties  of  an  element.  Every atom  is  identified  by  its  unique atomic  number.  Atomic  number  is equal  to  the  number  of  protons present in an atom of the element.

Saw, Zipper and Gear have teeth but can bite us. Comb have teeth but cannot bite.

Duncan Passage is a strait in the Indian Ocean. It is about 48 km wide.

It separates Rutland Island to the north, and Little Andaman to the south.

West of Duncan Passage is the Bay of Bengal, east is the Andaman Sea.

1*3+1=4

4*3+4=16

16*3+16=64

64*3+64=208 but it is given 126