If the Odds Against a Horse Winning a Race Are $\frac { 3 } { 10 }$

Short Answer

If the odds against a horse winning a race are 7:3, what is the probability that the horse will win the race? A) $\frac { 3 } { 10 }$

B) $\frac { 7 } { 10 }$

C) $\frac { 4 } { 7 }$

D) $\frac { 3 } { 7 }$