A movie theater charges 15 for standard viewing , 20 for 3D viewing , and $35 for Dinner and a Movie viewing . There are four times as many 3D viewing seats as Dinner and a Movie seats. If the theater brings in $53,000 when tickets to all 3000 seats are sold, determine the quantity of each type of seat in the movie theater.

Sasha invests $1000 that earns 8% interest compounded annually. write a function that describes the value, v, of the investment after t years.

/is used for a fraction 1) if x = 2/3 and y = 3/4, what is the value of (x + y) (x/y) expressed as a common fraction? 2) what is the least positive integer greater than 1 that leaves a remainder of 1 when divided by each of 2, 3, 4, 5, 6, 7, 8, and 9? 3) the ponde family's powerjet pumps 420 gallons of water per hour. at this rate, how many gallons of water will it pump in 45 minutes? 4) kim's insurance company pays 80% of the cost of all prescription medication she purchases in a year beyond the first $250 worth of prescriptions. her prescriptions for this year cost a total of $570. how many dollars of this amounts will kim's insurance company pay?

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?