Which shows the expression below in simplified form? (7.2 × 107) ÷ (9 × 104) a. 8 × 101 b. -1.8 × 102 c. 8 × 102 d. 8 × 104

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

What is always true about a positive integer raised to a negative odd power?

Joanie wrote a letter that was 1 1/4 pages long. katie wrote a letter that was 3/4 page shorter then joagies letter. how long was katies letter