The most complicated project was the tile print cardigan. At its widest point, its circumference is 42 inches. It took 50 stiches to make 4 inches in width. How many stitches make up the full circumference of the cardigan.

Factor a^3 - 3 + 3a^2 - a. a) (a - 1)(a + 1)(a + 3) b) (a^2 + 1)(a - 3) c) (a^2 - 3)(a + 1)

Asap! i'm not good math and i'm lost.

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders