How many periods of time , each 1/4 of an hour long does a 10-hour period of time represent. help me​

What is (28 + 7 + 6 + 3) x 1/2 show your work

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 ?

Find the value of x that will make l ll m