*What grade was Ramona in?
Fourth grade
8 students out of 30 is (8 / 30) or (4 / 15)■
30% of students drop out. 30% of students drop out.
30 students because you may concentrate on your work better than a room of 50 students
71/2 students are.
avg. 30 million students
30% of the students favored Country Music.
66.67 is 2/3rd hence (2/3)*30=20 ie 20 students
.9(90%)*30 = 27, so 30-27 = 3.
x/30 = 1-0.87= .13 x = 30 x .13 = 4 questions wrong 26 question right = 26/30 =.87 = 87% right
30 questions
x/30 = 0.93 x = 28 questions
You need to answer 21 questions out of 30 correctly to get a 70%.