Question

8. A store has sold 90 notebooks, which is 20% of the total notebooks they had. How many notebooks
were there in the store at first?
pls answer step by step to be the brainliest​

Answer 1

Step-by-step explanation:

Let total notebook be x

2O% = 9O notebook ( given)

Equation created as per question:-

2O% x X = 9O

2O\1OO x X = 9O

X = 9O x 1OO\2O

X = 45O45O is answer