Question

In a car race, car A beats car B by 45 km, car B beats car C by 50 km, and car A beats car C by 90 km. The distance
(in km) over which the race has been conducted is
A. 550
B. 475
C. 500
D. 450​

Answer 1

Step-by-step explanation:

a beats b 45km

b beats c 50km

a beats c 90km

45 + 90 = 135 a beats b and c

50km is beaten by c

so in adding 135 and 50 we get 180km