Question

Josh has a huge marble collection. He counts 280 marbles that are red, and he estimates that this is about 10% of his collection. Estimate the total of marbles Josh has.

Answer 1

here is your answer



I hope it will help u

Answer 2

let Josh has x marbles.
280 marbles are 10% of x.
$280 = x \times \frac{10}{100} \\ 280 = \frac{x}{10 } \\ 280 \times 10 = x \\ 2800 = x$
therefore Josh has 2800 marbles