Move the rest of the shapes to the correct group

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?