In a billiards game, A can offer B 15 points in 60 seconds and A can give C 20 points in 60 seconds. In a 90-minute game, how many points can B offer C?
A. 30 points
B. 20 points
C. 10 points
D. 12 points
Answer:C
In a billiards game, A can offer B 15 points in 60 seconds and A can give C 20 points in 60 seconds. In a 90-minute game, how many points can B offer C?
A. 30 points B. 20 points C. 10 points D. 12 points
Explanation: 60:45 is the ratio of A to B.60:40 is the ratio of A to C.B/C =B/A x A/C= 45/60 x 60/40 =45/40= 90/40= 90:80 ,In a 90-minute game, B can offer C 10 points.