1.sally can paint a room in 66 hours while it takes steve 8 hours to paint the same room. how long would it take them to paint the room if they worked together? 2.three postal workers can sort a stack of mail in 3030 minutes, 4545 minutes, and 9090 minutes, respectively. find how long it takes them to sort the mail if all three work together. 3.mattie evans drove 100100 miles in the same amount of time that it took a turbopropeller plane to travel 460460 miles. the speed of the plane was 180180 mph faster than the speed of the car. find the speed of the plane. 4.the speed of a river current is 55 mph. if a boat travels 2020 miles downstream in the same time that it takes to travel 1010 miles upstream, find the speed of the boat in still water. 5.one hose can fill a goldfish pond in 2424 minutes, and two hoses can fill the same pond in 1515 minutes. find how long it takes the second hose alone to fill the pond. 6.a plane flies 495495 miles with the wind and 440440 miles against the wind in the same length of time. if the speed of the wind is 1010 mph, find the speed of the plane in still air.

Read the following passages. passage a: we who lived in concentration camps can remember the men who walked through the huts comforting others, giving away their last piece of bread. they may have been few in number, but they offer sufficient proof that everything can be taken from a man but one thing: the last of human freedoms - to choose one's attitude in any given set of circumstances - to choose one's own way. passage b: for as long as political life has existed in germany, there has never been a movement such as ours. created from nothing and embracing people of all regions, all classes, all professions, all heritages. they can oppress us; they can even kill us. but we will never surrender. passage c: who am i? they also tell me/ i bore the days of misfortune/ equably, smilingly, proudly, /like one accustomed to win. passage d: a democratic government did nothing to stem the flow of high inflation and unemployment that seemed to grow worse week by week. people grew desperate for change. which passage offers the truest belief of nazism in germany? passage b passage d passage a passage c