A pair of shoes is priced at $126. After taxes the shoes cost 137.70. What is the tax percentage?

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

Compute the standard deviation of the following set of data to the nearest whole number. 10, 10, 15, 20, 25

Ashop has a sale that offers 20% off all prices. on the final day they reduce all the sale prices by 25% linz buys a ratio on the day. work out the overall percentage reduction on the price of the ratio