A university has 28,680 students. In a random sample of 180 students, 12 speak three or more
languages. Predict the number of students at the university who speak three or more languages
The expected number of students at the university who speak three or more languages is

the circumference of a circle is, 10.676 cm.

step-by-step explanation:

the formula for circumference of a circle is given by:

where

c is the circumference of a circle and

d is the diameter of a circle.

given: diameter(d) = 3.4 cm and use

substitute these values in [1] we get;

cm

therefore, the circumference of a circle is, 10.676 cm

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