What is the mode of this set of data 10, 11, 12, 12, 15, 19, 20, 21, and 22 express your answer as a integer

the mode = 12

Given a set of data, the mode is the value with occurs most. In this set 12 occurs twice while the others only once.

Thus the mode is 12

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step-by-step explanation:

area = length x width

length = 2 x width

32 = 2 x width x width

32 = 2 x width^2

36 = width ^2  

width = 6

length = 12

area is 32

perimeter = 2 x 12 + 2 x 6 = 24 + 12 = 36

step-by-step explanation: