If a man earns $600 for his first 40 hours of work in a week and then is paid one-and-one-half
times his regular rate (often called time and a
half) for any additional hours, how many hours
must he work to make $712.50 in a week?

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)

To diagonalize an nxn matrix a means to find an invertible matrix p and a diagonal matrix d such that a pdp d p ap or [1 3 dh epap 3 let a=-3 -5 -3 3 3 1 step 1: find the eigenvalues of matrix a "2's" step 2: find the corresponding eigenvectors of a step 3: createp from eigenvectors in step 2 step 4 create d with matching eigenvalues.