9. brianna sold 56 cups of lemonade on saturday. on sunday, she sold 5
times as many cups of lemonade than he did on saturday. mike sold 54 cups
of lemonade on saturday. on sunday, he sold 6 times as many cups of
lemonade than she did on saturday.
who sold more cups of lemonade on sunday? how many more cups of
lemonade did he/she sell on sunday?
a. brianna; she sold 6 more cups.
b. mike; he sold 148 more cups.
c. brianna; she sold 1 more cup.
d. mike; he sold 44 more cups.

D. Mike; he sold 44 more cups.

Step-by-step explanation:

56 x 5 = 280

54 x 6 = 324

324-280=44

Therefore, Mike sold 44 more cups and D is correct. I hope this helps!

step-by-step explanation:

no, her answer is not correct.   we square the lengths of all sides and then determine whether the pythagorean theorem holds here:

9² + 15² = 306.   this is not equal to the square of the longest side ( that square being 395.   answer c is correct.

you need to give us more information since we can't answer