A bag contains x red balls and y yellow balls. Four times the number of red balls is equal to nine times the number of...

      

A bag contains x red balls and y yellow balls. Four times the number of red balls is equal to nine times the number of yellow balls and twice the total number of balls exceeds the number of yellow balls by 44.
(a) How many balls of each colour are three in the bag?
(b) If two balls are drawn out of the bag at random one at a time with replacement what is the probability that the two balls are red?

  

Answers


Kavungya
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Kavungya answered the question on March 29, 2019 at 09:19


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