An airplane can fly at a speed, that allows it to fly 50 yards in 3⁄2 of a second. how long will it take an airplane at the same speed to fly 20 yards? write your answer as a fraction of a second

Which system of linear inequalities is graphed? can somebody pleasssse

What is the area of the shaded sector?

Will mark the brainliest.paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each?