Ian is able to earn $18 per hour doing surveys.

If he worked 8 hours doing surveys, then he earned $18*8 = $<<18*8=144>>144

If he spent half of what he earned, then he spent $144 * 50% = $<<144*50*.01=72>>72

If Ian spent $72 of his earnings, then he has $144 - $72 = $<<72=72>>72 left

# Answer

72
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Ian spent half the money he made on doing online surveys. If he worked 8 hours doing surveys and on average he's able to earn $18 per hour doing surveys, how much money does he have left?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
72
Ian spent half the money he made on doing online surveys. If he worked 8 hours doing surveys and on average he's able to earn $18 per hour doing surveys, how much money does he have left?
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