a contractor charges 1,200 for 100 sq ft of roofing installed how much does it cost to have 1,109 sq ft installed

Convert the fraction to higher terms. Enter the value of missing numerator. 3/10 = ?/80

A air freshener used 3 3/4 milliliter of perfume. If Wendy wanted to make 3 air fresheners, how many milliliter a of perfume would she use?

What is the molar mass dinitrogen monoxide?

What is the value of the expression below? 2/7 + (-3/4) + (-2/7) + 4/3

What is 3x3 - 11x2 - 26x + 30 divided by x - 5? 3x2 - 4x + 6 3x2 + 4x - 6 3x2 + 26x + 8 3x2 - 26x + 8

four fifths of senior class went to prom. if 324 seniors went to prom, how many are there in the senior class

Use the gcf and distrubutive property to express the sum as a product for 18+24

Edward surveyed his friends about whether or not they go to the movies and whether or not they go to professional soccer games. He reported the relative frequencies in the table.

A restaurant had three pies each cut into eights. By noon 3/4 of all the pieces were sold. How many pieces were sold by noon

Which would give the best estimate of 4 and 7/8 times 3 and 6/7