Josiah saves 0.25 x 24= $<<0.25*24=6>>6.

Leah saves 0.50 x 20 = $<<0.50*20=10>>10.

Megan saves $1 x 12 = $<<1*12=12>>12.

Together, the children save $6 + $10 + $12 = $<<6+10+12=28>>28.

# Answer

28
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Josiah puts a quarter in his piggy bank every day for 24 days.  Leah saves 50 cents in an empty pickle jar every day for 20 days. Megan saves twice as much as Leah for 12 days.   How much do the three children save together?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
28
Josiah puts a quarter in his piggy bank every day for 24 days.  Leah saves 50 cents in an empty pickle jar every day for 20 days. Megan saves twice as much as Leah for 12 days.   How much do the three children save together?
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