SOLUTION: 42 oranges are distributed among some boys and girls. If each boy gets 3 then each girl gets 6. But if each boy gets 6 and each girl gets 3, it needs 6 more. The number of girls is

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Question 295948: 42 oranges are distributed among some boys and girls. If each boy gets 3 then each girl gets 6. But if each boy gets 6 and each girl gets 3, it needs 6 more. The number of girls is:
(a) 4 (b) 6 (c) 8 (d) 10

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
42=3b+6g
42+6=6b+3g
b=6 g=4
check
42=3*6+6*4
42=18+24
42=42
ok
48=6*6+3*4
48=36+12
ok