Mathematics, 14.12.2019 01:31 araminaara691

Miguel asked sandra to make 90 cookies for his party. sandra needs ¼ cup of sugar to make 15 cookies. she incorrectly calculated the amount of sugar she will need.
write a brief note to sandra describing her mistake and explain to her how to correctly

sandra's work:
amount of sugar for 1 cookie: 15 x 1/4c = 15/4 = 3.75 c
amount of sugar for 90 cookies: 3.75 c x 90 = 337.5 c

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