How many grains of rice are sufficient to feed all humans?

Approximately 87.6 trillion and growing. I hope you have some genetically modified species to feed them all. All the best mate. read more

Multiplying, the world's population x average intake of rice(300 gm) x average number of grains per gram(40) of rice the value is 7,300,000,000 x 300 x 40 = 87600000000000 ( 87.6 trillion). Not that every one is willing to eat rice. read more

Rice varieties have thousand grain weight ranged between 10 grams to 30 grams. So one cup of rice have grains ranging from 6000 to 18000. This page may be out of date. read more

Raw rice may be ground into flour for many uses, including making many kinds of beverages, such as amazake, horchata, rice milk, and rice wine. Rice does not contain gluten, so is suitable for people on a gluten-free diet. read more