In a race, the odd favour of cars P,Q,R,S are 1:3, 1:4, 1:5 and 1:6 respectively. Find the probability that one of them wins the race.
A. 231/420
B. 319/420
C. 27/111
D. 114/121
Answer:B
In a race, the odd favour of cars P,Q,R,S are 1:3, 1:4, 1:5 and 1:6 respectively. Find the probability that one of them wins the race.
A. 231/420 B. 319/420 C. 27/111 D. 114/121