When you discribe how many lady bugs you captured, would that be discrete data, continous data, both or neither?

Don't know how to find x given these segment lengths

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.