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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?

Respuesta :

yazyandersom

Answer:

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

fattyblack89
B=12 of 40%
12/40
=.3*100
=30

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