The ratio of sixth graders to seventh graders at the school dance is 2 to 3. If there are 45 students at the dance. How many 6th graders attended the dance?

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?