You volunteer to help drive children at a charity event to the zoo, but you can fit only 7 of the 20 children present in your van. How many different groups of 7 children can you drive?

for of the vans will have 0.5 and ond will have 0.3

Step-by-step explanation:

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk