Adog chased after a dandelion for 0.5 km, stopped to take a rest, and continued to chase after the dandelion for 750 m. how many meters did the dog travel in total?

If the measure of xyz is 81 what is the measure of yz

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle