math question


There are shocked smiley and pirate smiley, both represent a number. Can you find those numbers?
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Brain teaser - Number And Math Puzzle - math question - There are shocked smiley and pirate smiley, both represent a number. Can you find those numbers?




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one smiley = a, two smileys = 2a

Let shocked smiley = S, pirate smiley = P

S + 2P = 40
S - P = 10 => S = 10 + P
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10 + P + 2P = 40 => 3P = 30 => P = 10
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S + 2x10 = 40 => S = 20

Shocked smiley = 20
Pirate smiley = 10

Result = 20 x 10 = 200.