Question

after eating 80% of my candies, i had 5 candies left . how many candies did i have at first ?

Answer 1

Answer:

6.25

Step-by-step explanation:

let the required number be Z

so, 80% of Z is = 5

$80\% \: \times z \: = 5 \\ \\ = > z = \frac{5}{80\%} = \frac{5}{80 \div 100} \\ => z = \frac{5}{0.8 } = 6.25$