B
The formula for circumference is
d, or Pi times diameter
The numerical expression that represents the total number is parentheses 15 divided by 3 plus parentheses 30 divided by 5
I decided to do a addition problem because based on the answer it couldn't be multiplication, subtraction, or division. Therefore, my problem would look like 15+9=24 birds in total.
Divide 5.6 by 8 which is 0.7. Since the image of the ant is 8 times bigger we need to divide by 8 to make it actual size.
The ant's actual length is 0.7 cm.
