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n counting n colored balls, some red and some black, it was found that 49 of the first 50 counted were red. Therefore, 7 out of every 8 counted were red. If in all. 90% or more of the balls counted were red, the maximum value of n is:
1)225
2)210
3)200
4)180
n counting n colored balls, some red and some black, it was found that 49 of the first 50 counted were red. Therefore, 7 out of every 8 counted were red. If in all. 90% or more of the balls counted were red, the maximum value of n is:
1)225
2)210
3)200
4)180