Question

Find x in the following proportions: 1 1 (i) x: 4 = 9: 12 (i) 13X25 13​

Answer 1

Step-by-step explanation:

11 (I) x: 4 = 9: 12

By cross product rule

Product of extreme = Product of means

x×12=4×9

x= 4×9÷12

x=3

(ii) 13X25 13

=32,669