Paul spent $13 on writing utensils. Pens cost $3 each and pencils cost $1 each. If he bought a total of 7, how many of each did he buy?

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?