Question

The Earth's crust is made of many fragments is called...​

Answer 1

Answer:

plates

The Earth's crust is not a huge single piece rather it is in many pieces or fragments. The fragments are called plates.

Answer 2

Explanation:

So,x+x+52=1260

==>2x+52=1260

==>2x=1260-52

==> 2x=1208

==>x=604

Hence, the no of boys=604

then the no of girls=604+52=656

hope it will help you