Lmno is a parallelogram with m=(11x) and (6x-7) witch statement is true x=11

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?