Joanna has $8. Compared to her money, her brother has thrice as much while her sister has only half as much. How much money do the three of them have altogether?
How much money does Joanna have? ** Joanna has $<<8=8>>8.
How much money does Joanna's brother have? ** Joanna's brother has thrice as much as Joanna, so he has $8 * 3 = $<<8*3=24>>24.
How much money does Joanna's sister have? ** Her sister has half as much as Joanna, then she has $8/2 = $<<8/2=4>>4.
How much money do the three of them have altogether? ** Together they have $8 + $24 + $4 = $<<8+24+4=36>>36 altogether.
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