In the fifth grade at lenape elementary school, there are 4/5 as many students who do not wear glasses as those who do wear glasses. if there 60 students who wear glasses, how many students are in the fifth grass ?

The answer is 300 students.

Further explanation:

First we got the information if

= do not wear glasses The total of students are equal with one or . It means the proportion of user who wear glasses is

From this information we can process

It means the total students in the class is the accumulation between student without glasses and with glasses or 240 + 60 = 300 studentsLearn more:

The calculation of down payment in buying the car

Details

Grade  : 5

Subject : Math

Sub chapter : Fraction