Question

plz solve this numerical as soon as possible ku ke yrr icse kaa papar haa plz correct ans kar naa and follow me​

Answer 1

Answer:

first question send answering first image

Answer 2

Giving in short

time taken= 5.6×10^25

__________

3×10^8

=5.6×10^17

________

3

=56×10^17

________

3×10

=1.87×10^17