3 Carl earned grades of 62, 78, 59, and 89 on four math tests.
What is the mean of his grades?
OA 68.5
OB. 70
OC 2
Ο Ο
D. 74
o
E 75.5

Can some one me with these questions

The diagram shows corresponding lengths in two similar figures. find the area of the smaller figure. a. 14.4 yd2 b. 24 yd2 c. 26.4 yd2 d. 28

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )