Answer:
60 penguins
Step-by-step explanation:
We need to find out how many times 9, the number of polar bears for every 20 penguins, was multiplied by, so that we can multiply 20 penguins by the same amount.
27/9 = 3
20*3 = 60
Answer:
10 books per box
Step-by-step explanation:
40÷4
=10
10×4= 40
Answer:
d+9
Step-by-step explanation:
sum implies addition
so you would add d and 9
since d is a variable the most you can simplify is
d+9