In order to get upvotes asking questions is not the only criteria. Musing.io is a steem based quora styled community, where you are rewarded for your contribution. Hence you also need to get engaged with steem community by posting and commenting
While analysing your upvotes i could see that you have been upvoted by the musing account quite often. The musing account is backed by delegation of steem power from Steemit Inc. The vote value of this account is close to $41. When musing is giving 3% vote its a good amount of reward that you are generating. Being on steem blockchain is now all about content and continuity. The more you generate content you will get these upvotes and your rewards pool will be built up sooner. Keep musing