Question

4% of _____ days is 56 days

Answer 1

Your answer might be 1,400 days

Answer 2

We have an equation: 56/? = 4/100

Cross multiply:
4*? = 56*100
⇒ ? = 56*100/4
⇒ ?= 1,400

4% of 1,400 days is 56 days~