A school held several evening activities last month—a music concert, a basketball game, a drama play, and literacy night. The music concert was attended by 250 people. Attendance at a basketball game was 30% of attendance at the concert. How many people attended the concert?

250 people

Step-by-step explanation:

Since it is mentioned in the question that the number of people who attend the music concert is 250 people

And, the attendance in a basketball game is 30% of concert attendance

Now based on the above information

The people who attended the concert is 250 people as it is already given in the question that 250 people attended the music concert

the balance is found at the link

step-by-step explanation:

yes. we do proportions in probabilities.