Question:
At a game of billiards, A can give B 15 points in 60 and A can give C to 20 points in 60. How many points can B give C in a game of 90?
[A].30 points
20 points
10 points
12 points
At a game of billiards, A can give B 15 points in 60 and A can give C to 20 points in 60. How many points can B give C in a game of 90?
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
A : B = 60 : 45.
A : C = 60 : 40.
| B | = | B | x | A | = | 45 | x | 60 | = | 45 | = | 90 | = 90 : 80. | |||||
| C | A | C | 60 | 40 | 40 | 80 |
B can give C 10 points in a game of 90.