Teena is practising for an upcoming Rifle Shooting tournament. The probability of her shooting the…

Teena is practising for an upcoming Rifle Shooting tournament. The probability of her shooting the target in the $1^{\text{st}}$, $2^{\text{nd}}$, $3^{\text{rd}}$ and $4^{\text{th}}$ shots are $0.4$, $0.3$, $0.2$ and $0.1$ respectively. Find the probability of at least one shot of Teena hitting the target.