Oscar takes twice as long as teona to complete the same job. Working together they can complete 3 jobs in 4 hrs. how long would it take Teona working alone to complete 1 job​

What aspects of lines have to be diffrent

What is the exact volume of the cylinder (radius 13 in., height 30 in.)

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?