Use numbers from the box to complete the comparison statement about the digits in 288.99 the digit in the one place is 1/10 of the digit in the hundreths place is 1/10 of the digit in the tenths place is 10 as much

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.

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)