Answer:
$6400
Step-by-step explanation:
4000x.05=200× 12=2400+4000=$6400
Due to the nature of spheres, they are all similar to each other.
Answer:
Step-by-step explanation:
(12+10+x)/3=15
15*3=12+10+x
45-12-20=x
X=23
Answer:
There are 50 boys
Step-by-step explanation:
girls to boys - 2:4
so 25x2=50