Answer:
8
Step-by-step explanation:
Unit per student = 4000/500 = 8
Answer:
Step-by-step explanation:
A.
C.
X represents the number that would be added to the silver cars.
x/40= 4
X=40x4
x=160
Subtract the given 20 from 160 because 160 is the total number
160-20=140
Therefore 140 would be added to 20 silver cars to get the ratio1:4
B.
<span>$5852.86
Working;
</span><span>A = P(1 + r)^t
A=5000(1+</span>

)^5
A=<span>5852.86</span>
Answer:
-3 {3}
Step-by-step explanation:
:D