Answer:
about 7 cups
Step-by-step explanation:
if he uses 2 cups for 18 cookies, then he uses 1 cup for 9 cookies. the closest whole number you can get is 63 (9 x 7) so he will need about 7 cups of flour for 60 cookies. hope this helps! :)
12
You have to substitute a by 17 and then just subtract.
Sorry! if I know the answers sure I will send them.
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66 anches beacause i don't know