Round a ruby float up or down to the nearest 0.05

Question

I\'m getting numbers like

2.36363636363636
4.567563
1.234566465448465
10.5857447736

How would I get Ruby to round these numbers up (or dow

Answer 1

Ruby 2 now has a round function:

# Ruby 2.3
(2.5).round
 3

# Ruby 2.4
(2.5).round
 2

There are also options in ruby 2.4 like: :even, :up and :down e.g;

(4.5).round(half: :up)
 5