Write the fraction 28/40 in simplest form.

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?

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

What does independent variable and dependent variable mean in math?