Answer:
15
Step-by-step explanation:
30% of 50 is 15 beacuase 50 is 1/2 of 100, and of 100 students 30 would have submtted forms. 1/2 of 30 is 15 which s the number of students that turned n forms
Answer:
$27.2
Step-by-step explanation:
680x0.04=. 27.2
She made $27.2 last week
Answer:
40
Step-by-step explanation:
X(amount of people)
Y(Total amount made)
Y/X=40
Chad plus his other 5 friends makes 6 people.
Y/6=40
*6 *6
Y=240
The money would be split evenly.
Z(Amount each person needs to make)
240/60=Z
40=Z
They each need to make 40, which makes sense because they would be earning the amount they make.
Area of a semicircle =

r² / 2
r= 5/2 = 2.5
So: A= 3.14 x 2.5² / 2 A = 9.8125 so rounding to the nearest hundredth is A=9.81
Answer:If I’m correct I believe seven you cars for 16.45 would be better
Step-by-step explanation:
Since three cars cost 7.50 you would divide 7.50 to get the cost for each car which would give you 2.50 and since seven cars cost 16.45 you would divide 16.45 by 7 to get the cost of each car which would come out to 2.35 making it a better buy