The boss gives all his employers a 7% pay rise. paul used to earn £8 an hour. how much does he get after the rise? sandy used to earn a salary of £11100. how much does she get after the rise ?

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cos of 61.6