Answer:
135
Step-by-step explanation:
I solved it step by step in picture. U can have a look. ✌️
64% of 75 = 64/100 x 75 = 48 <==== answer

=

equals
k = 15.6
First, simplify

to 1.2. Your problem should look like:

= 1.2
Second, multiply both sides by 13. Your problem should look like: k = 15.6, which is the answer.