Question

Each dance class is hour. It takes a student 7 hours to learn a dance routine. Which
statement is true?
A student needs to take 6 dance classes to learn the routine.
A student needs to take 10 dance classes to learn the routine.
A student needs to take 5 dance classes to learn the routine.
A student needs to take 9 dance classes to learn the routine.
Done

Answer 1

Option 2 is your answer

Answer 2

Answer:

The correct option is (d) a student needs to take 10 dance classes to learn the routine.

Step-by-step explanation:  Given that each dance class is  hour and a student takes  hours to learn a dance routine.

We are to select the TRUE statement.

Duration of each dance class is given by

and the time taken by a student to learn a dance routine is given by

Therefore, the number of dance class that a students needs to learn the dance routine will be

Thus, a student needs 10 dance classes to learn the dance routine.

Option (d) is CORRECT.

Step-by-step explanation: