A solution is to be kept between 77 F and 86 F. What is the range in temperature in degree Celsius (C) if the Celsius / Fahrenheit (F) conversion formula is given by F = 9/5 C + 32 ?

A solution is to be kept between 77 F and 86 F. What is the range in

1.	A solution is to be kept between 77 F and 86 F. What is the range in temperature in degree Celsius (C) if the Celsius / Fahrenheit (F) conversion formula is given by F = 9/5 C + 32 ?
A.	[15 , 20 ]
B.	[20 , 25 ]
C.	[25 , 30 ]
D.	[30 , 35 ]
Answer» D. [30 , 35 ]