If Worker A was to paint a house by himself, he would take 6 hours. If Worker B was to paint a house by himself, he would take 10 hours. <hr> How long did both of them take to paint the house together? Express your answer in mixed fraction. <br> A $$\frac{B}{C}$$ <hr>A: <input min="0" type="number" class="lineinput" placeholder="?" /> B:<input min="0" type="number" class="lineinput" placeholder="?" />C: <input min="0" type="number" class="lineinput" placeholder="?" />