He needs 6 litres of the 20% and 2 litres of the 60% a simple trial and error method will do in this type of equation
Step-by-step explanation:
5500×35=192500
/100=1925 $
Answer:
7
Step-by-step explanation:
<span>the answer is : 9.77777777778</span>
The circumference, C, of a given circle may be calculated through the equation,
C = 2πr
where r is the radius.
Substituting the known values from the given in this item,
C = 2(π)(5 in)
<em>C = 10π in</em>
Thus, the answer is this item is the second choice.
