What is an Quillivant fraction for four over four?

What is a real life example of linear equations? How many 9s can you get from 99? How many lines of symmetry in a hectagon? Why is it 14 days between the minimum and maximum tidal ranges? Why is a 9 mm not included in a hex socket set? What does discriminant mean? What did Rene descartes emphasize and assert? A triangle with 2 equal sides is called what? How many hours are there in 2250 miles if the speed is 375 miles per hour? How do you make 4 digit number from 468? Is the number 10 an irrational number? How many combinations can you roll using four dice? Which set of digits represent the oban? What is 7 times 3-7 plus 24divided by 3 -5? What does 20 divide by 1 equal? How does a plane move? Is decimal point zero four equal to decimal point four zero? How old you would you be in 2012 if you were born in 2008? How many meters make a hectare? How do you decide when to use a z chart or a t chart?