A school has 70 sixth graders, 65 seventh graders, and 75 eighth graders. In each grade, 20% of the students live within 1 mile of school. What is the total number of students that live more than 1 mile from school?

A 42
B 168
C 190
D 210

Question

A school has 70 sixth graders, 65 seventh graders, and 75 eighth graders. In each grade, 20% of the students live within 1 mile of school. What is the total number of students that live more than 1 mile from school?

 	A  	42
	B  	168
	C  	190
	D  	210

princeharryyy · Answer

80percent of(70 + 65 + 75) =>(4/5)*(210)  = 4*42 = 168 @lilprincess