With this information, you can calculate the quantity of ounces 90 grams is equal to.

¿What is the inverse calculation between 1 ounce and 90 grams?

Performing the inverse calculation of the relationship between units, we obtain that 1 ounce is 0.3149947 times 90 grams.

Which is the same to say that 90 grams is 3.1746566 ounces.

Ninety grams equals to three ounces. *Approximation

A ounce is zero times ninety grams. *Approximation