There are 20 balls which are red blue or green if 7 balls are green and the sum of red

there are total 20 balls which are red,blue,green
now 7 balls are green
sum of red balls and green balls is less than 13 means
green+red
11 years agoHelpfull: Yes(2) No(4)
there are total 20 balls which are red,blue,green
now 7 balls are green
sum of red balls and green balls is less than 13 means
green+red
11 years agoHelpfull: Yes(1) No(0)
ans:5.we can have max 12 red & green balls.7balls are green so atmost we can have 5 red balls
11 years agoHelpfull: Yes(1) No(0)
there are total 20 balls which are red,blue,green
now 8 balls are green.sum of red balls and green balls is less than 13 means
green+red
11 years agoHelpfull: Yes(0) No(0)
there is problem in posting ,so it is nop posting my answer completely,so
g+r
11 years agoHelpfull: Yes(0) No(0)

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