Please give me brainlest
click this link.
https://artofproblemsolving.com/wiki/index.php/2019_AMC_8_Problems/Problem_24
or copy it then paste it in search.
Answer:
93
Step-by-step explanation:
1/4 = .25 or 25%
a(postcard stamps) = .25(percentage of postcard stamps) * 900(total of stamps)
900 * .25 = 225
They sold 225 postcard stamps
To check:
225 * 4 = 900
