A number, x, truncated to 1 d.p. is 3.6. Write an equation to show the lower and upper bounds of x.

A) 3.55 < x < 3.65
B) 3.55 ≤ x ≤ 3.65
C) 3.6 < x < 3.7
D) 3.5 < x ≤ 3.6