Final answer:
The decimal representing the fraction of people who are left-handed out of a group of 60 is 0.4.
Step-by-step explanation:
To find the decimal representing the fraction of people who are left-handed out of a group of 60, you need to divide the number of left-handed people (24) by the total number of people (60). The calculation would be 24 ÷ 60 = 0.4. Therefore, the decimal representing the fraction of people who are left-handed is 0.4.