If two numbers on a fraction are negative, does that make the fraction positive

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.

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

Write the rational number in lowest terms 99/-15