Out of 40 students, 2 earned an A, 12 earned a B, 6 earned a C and 20 earned a D or an F. What percent of students earned B?

A jar is filled with buttons of various colors. If the jar has a total of 620 buttons and 20% of the buttons are yellow buttons are in the jar?

Question

Dayami Lutz

7 September, 09:59

+3

Answers (2)

Know the Answer?

Katelynn Jacobson · Answer 1

1) 30% 2) 124 yellow buttons

Step-by-step explanation:

1) 12 B's out of 40 12/40=.3 x 100 = 30

2) 20%, 20/100,.2

620 x. 2 = 124

Jimmuy · Answer 2

B=12 of 40%

12/40

=.3*100

=30

Out of 40 students, 2 earned an A, 12 earned a B, 6 earned a C and 20 earned a D or an F. What percent of students earned B?A jar is filled with buttons of various colors. If the jar has a total of 620 buttons and 20% of the buttons are yellow buttons are in the jar?