Answer:
84
Step-by-step explanation:
Since there will be 28 people, and each of them will drink 3 glasses, you just multiply the number of people times the number of glasses they will drink each, so 28*3. The result is 84.
I hope this helped! :D
93
5+7 =12
12 x 6 = 72
72+21= 93
y =x
the cordinate of y = x is the same line going form top to bottom
1000
each number is 10 times more intense than the previous