I don’t know the rest, but I think the 1st and 3rd ones are true! I hope this helps some, I’m sorry if it’s incorrect!
Answer:
10 apples
Step-by-step explanation:
2.5=2 dozen cookies
x=15 dozen cookies
2/5 / 2= 1.25 (unit rate)
15*1.25=18.75, or 18 and 3/4 cups of flour.
Hope I helped, and if I did feel free to vote brainliest!