A middle school took all of its 6th grade students on a field trip to see a play at a theater that has 2760 seats. The students filled 45% of the seats in the theater. How many 6th graders went on the trip?

1518

Step-by-step explanation:

1-0.45 = 0.55

2760 x 0.55 = 1518

54 kilometers per hour

step-by-step explanation:

according to rules:

1 km = 1000 meter

which means that 1 meter = 1/1000 km

1 hour = 3600 second [ as 1 hour = 60 min = 60 *60 seconds ]

which means that 1 second = 1/3600 hour

therefore, 1 kilometer/hour =

thus to convert 15 meter per second to kilometer per hour, we multiply 15 to 3.6 kilometer/hour.

15 meter/second=   which is the required answer.

a

step-by-step explanation: