ABOUT:
This form of asking the quantity of something is used for asking generally "how many?" and also "how old?" residence
今年、いくつになりますか?
How old will you be this year?
飴は、いくつありますか?
How much candy do (you) have?
Other Forms:
■ いくつも many; plenty
9 空には、いくつも 星があります。 There are many stars in the sky.