Vintage US Postcards

1) estimate 25% of 203

2) Estimate 12% of 80

3) Kersten has 12 postcards from New York City. This is 30% of her total postcard collection. How many postcards does she have in her collection?

4) Find the percent increase or decrease from 25 to 20

5) A toy store sold a train set for $49.95 last year, the same train set costs $52.50 this year. What was the percent increase of the cost of the train set?

6) The president of a small company made $77,000 last year. She cut her salary to $60,000 because he company was not doing well. What was the percent decrease in her salary to the nearest percent?

7) A rain jacket costs $52.00. It is on sale for 20% off. Estimate the discount on the jacket.

In a state with a sales tax rate of 6%. Alex bought paper for his printer for $17.99. How much was the sales tax to to the nearest penny?

Thanks in advance!!!!!!!!!!!!!