The Like rate of people under 40 years (equivalent to 11%) is 49,669.62 people.
To know the rate of likes of people under 40 years of age, it is necessary to carry out the following operations.
1. Add the total percentage of people under 40 years of age.
2. Calculate how many people 78% of 578,900 equals.
3. Calculate how many people are equivalent to 11% of people under 40 years of age (451,542)
According to the above, 11% of people under 40 years of age is 49,669.62
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