Answer:
72
Step-by-step explanation:
Let
Carl grades = x = 62, 78, 59, 89
Number of grades, N = 4
Mean of Carl's grade = sum of x / number of grades,N
= (62 + 78 + 59 + 89) / 4
= 288/4
= 72
Therefore, mean of Carl's grade = 72
Yes because both 18 and 33 are mulyiples of 3
18/33 = 6 / 11
Answer:
144
Step-by-step explanation:
because 11-3 = 8 and 8+4 =12 and 12x12 =144