多 duō = many
少 shǎo = few
Examples:
这个饼干多少钱
Zhège bǐnggān duōshǎo qián
How much is this cookie?
她有多少钱?
Tā yǒu duōshǎo qián?
How much money does she have?
派对上有多少人
Pàiduì shàng yǒu duōshǎo rén
How many people were there in the party?
这个手表多少钱
Zhège shǒubiǎo duōshǎo qián
How much is this watch?
你们公司有多少工人
Nǐmen gōngsī yǒu duōshǎo gōngrén
How many workers does your company have?