Answer:
just add up all the squares. answer is 55
Step-by-step explanation:
Step-by-step explanation:
Simple
We will subtract
21 - 16 = 5
So 5 more students can join the class
He gets $15450 after 1 year.... interest at 3% is $450
Answer: 44 boys and 40 girls
Step-by-step explanation:
x = number of girls
x + 4 = number of boys
x + x + 4 = 84
2x + 4 = 84
2x = 80
x = 40
84 - 40 = 44