Asked by Jerald

38.In science lab 20 out of 25 students wore protective glasses. The other 5 students filled out lab reports. Which decimal number is equivalent to the fraction of students who did Not wear protective glasses?
A.0.25
B.0.80
C.0.50
D.0.20
A

39.Nik is coloring holiday ornaments for his tree. He can color 3 ornaments in 15 min. If he continues at this rate how many ornaments can he color in 1 1/4 hours?
I don't know how to solve this one but in 1 hour she can paint 12 ornaments.
How do I solve 1/4 of an hour?
Answered by Ms. Sue
Your first answer is wrong.

39. 1/4 hour = 15 minutes

Answered by Jerald
39 is 15 ornaments?
Answered by Ms. Sue
Yes for 39.
Answered by Jerald
38 is D?
Answered by Ms. Sue
Yes. 38 is D.

Answered by Jerald
thank you
Answered by Ms. Sue
You're welcome.
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