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eccentric wrote:A diagram has exactly two black dots and one green dot for every two red dots. There are no dots of any other color in the diagram. Which of the following could be the number of dots in the diagram ?
A] 3
B] 18
C] 36
D] 45
E] 52
The language of the question could have been better. Nevertheless, it sayseccentric wrote:A diagram has exactly two black dots and one green dot for every two red dots. There are no dots of any other color in the diagram. Which of the following could be the number of dots in the diagram ?
A] 3
B] 18
C] 36
D] 45
E] 52
stormier wrote:n(2b+ g +2r) = 5n => total # of dots must be divisible by 5eccentric wrote:A diagram has exactly two black dots and one green dot for every two red dots. There are no dots of any other color in the diagram. Which of the following could be the number of dots in the diagram ?
A] 3
B] 18
C] 36
D] 45
E] 52
Answer D
