Answer:
216 boys
Step-by-step explanation:
450 students: 20% girls, 80% boys
450*20%=90 girls
450*80%=360 boys
Students having mobile phones: 40% (OF THE 90) girls, 60% (OF THE 360) boys
90*40%=36 girls
360*60%=216 boys
[We honestly don't need to care about the girls without mobile phones as they are only asking how many boys have mobile phones]
Answer:
8xb + 456x
Step-by-step explanation:
8x(b + 456)
8xb + 456x
You multiply 8x by the numbers in the parenthesis. And you add the variables to the coefficents.
<em>I hope it helps! Have a great day!</em>
<em>Lilac~</em>
Answer:
2,4,6,8,10,12,14,16,18,20,,22
Step-by-step explanation:
Answer: the answer is $456.76
Step-by-step explanation: All you have to do is subtract 38.90 from 495.66 and get your answer
1/3 of an hour = 20 minutes
8 hours = 480 minutes
So to find the number of periods we divide 480 by 20. Answer is 24