The sales tax in Kadisha's state is 5%. Kadisha says she computes 15% tip by multiplying the tax shown on her bill by 3. For a bill with a tax charge of $0.38, Kadisha's tip is $0.38 x 3 = $1.14. Why does Kadisha's method work? Use the same method to compute a 20% tip.

Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?

If the measure of xyz is 81 what is the measure of yz

The sales tax rate is 7.25%. how much tax in dollars is added on an item that costs $56.00? a. $4.06 b. $7.25 c. $14.50 d. $60.06