80% of 6-graders and 20% of 5-graders went on a field trip. if there are 20 6-graders and 80 5-graders, what percent of students went on this field trip?

32% of students went on this field trip.

Step-by-step explanation:

Given : 80% of 6-graders and 20% of 5-graders went on a field trip. If there are 20 6-graders and 80 5-graders.

To find : What percent of students went on this field trip?

Solution :

Let A be the 6-graders students.

B be the 5-graders students.

We have given, A=20 and B = 60

According to question,

80% of 6-graders going on trip

i.e.

20% of 5-graders going on trip

i.e.

Total number of students going on the field trip is

32 students out of 100 students.

Into percentage,

Therefore, 32% of students went on this field trip.