At the end of the day, a shopkeeper has 12 tins of cat food left This is $\frac{3}{13}$ of the number he had at the beginning of the day Calculate the number of tins he had at the beginning of the day
▶️Answer/Explanation
$52$
Question
From a sample of 80 batteries, 3 are faulty. Work out the percentage of faulty batteries. ………………………………………. %