Question

Probability of getting one or two heads when 3 coins are tossed

Answer 1

HHT, HTH, HTT, THH, THT, TTH TTT,HHH

Total outcome=8

Favorable outcome=HHT, HTH, HTT, THH, THT, TTH ...

Probability=6/8
=3/4 answer..
I hope it's help you..

Answer 2

probability of getting 1 0r 2 head when we toss 3 coins are:
                            
                               6/8=3/4