Dorrie is having the basement remodeled. the contractor charges $17.50 per hour, plus the cost of supplies. the contractor goes to two different stores for supplies. at the first store the contractor spends $150.00 and at the second store the bill is $220.00. dorrie gets a bill at the end of the project for $720.00. she thought the bill was going to be $570.00. how many hours did the contractor work? what error did dorrie make?

walter needs to make at least 5 more cookies but no more than 40. 5 ≥ x ≥ 40;

step-by-step explanation:

walter has to make a minimum of 20 cookies. he already has 15 cookies made, so he must make 5 more to meet the minimum.

the maximum amount of cookies he can make is 55. he already has 15, so he has to make no more than 40 more cookies to meet the maximum.

55% are girls and 45% are boys : ) hope this

step-by-step explanation:

step-by-step explanation:

because 1/3 is a fraction. we can tell because there is a divisor symbol between the 1 and the 3. if we were to add 2 fractions together, we would add the numerators, which is the number on top, but not the denominators, which is the number on the bottom

1/3+1/3=2/3

hope this !