Answer:
=3
Step-by-step explanation:
400 in² = (20 in)²
The area of a square is the square of the side length.
The length of one of the sides is 20 inches.
Answer:
Step-by-step explanation:
it one times one pllus the 100 blus thewendy
Answer:the median is 20 and the lower quartile is 16.5
Step-by-step explanation:
Answer:
27
Step-by-step explanation:
total=average ×no.
18×40=720 the no. of coins for all children
12×24=288 no. of coins for boys
720-288=432 for all girls
one girl, mean,divide 432 by 16= 27
