There are 20 balls which are red, blue or green. If 7 balls are green and the…
TCS · 2026
There are 20 balls which are red, blue or green. If 7 balls are green and the sum of red balls and green balls is less than 13, at most how many red balls are there?
- A.
4
- B.
5
- C.
6
- D.
7
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