What is the total weight of 3 bags if their individual weights are 2/5, 7/10, and 3/5 pounds? give your answer as a mixed number in simplest form.

Asmall foreign car gete 42 miles per gallon and user 35 gallons on a trip.gasoline costs $1.05 per gallon.what was the cost of gasoline per mile driver?

Simone claims the initial value and y-intercept are the same thing on a graph. is she correct? if you know that a line has a slope of and a y-intercept of 7, what is the equation for that line in slope-intercept form?

What is the lcm of 16 and 40 ? 24 and 40 ?