New Learning Composite Mathematics Class 6 SK Gupta Anubhuti Gangal Fractions Chapter 5D Solution
(1) (a) 18/27
18 and 27 have 3 and 9 as common factors so, they are not in their simplest form.
(b) 11/19
11 and 19 do not have any common factors so, they are in their simplest form.
(c) 38/114
38 and 114 have 2 as common factor. So, they are not in their somplest form.
(d) 14/15
14 and 15 do not have any common factors so, they are in their simplest form.
(2) (a) 6/10
∵ HCF = 2