Chapter 5 Review #2 Multiple Choice Identify the choice that best completes the statement or answers the question 1 Which statement is expressed as a unit rate? a Jamie works 9 hours for $155 b A customer pays $90 for 4 tickets c A parking meter costs 30 minutes for 1 quarter d A car travels 49 miles in 2 hours 2 The table shows the costs of some pens at different stores Which store has the best deal on pens? a Store A c Store C b Store B d Store D 3 The table shows the costs of some T-shirts at different stores Which store has the best deal on T-shirts? a Store A c Store C b Store B d Store D 4 Mi is hiking up a mountain She hikes mile in hour What is her hiking speed in miles per hour? a c miles per hour b d
5 A car stuck in traffic travels mile in hour What is the car s speed? a c miles per hour b d 6 The table below shows how much it costs to use a music website How much will it cost you to use the website for 6 months? a $21 c $2950 b $2425 d $3475 7 Mia rented a snowboard The cost of renting the snowboard is given by the table below Mia rented the snowboard from 11:00 AM to 6:00 PM How much did she pay? a $66 c $117 b $83 d $134 8 The table shows the cost of a parking at a parking garage Judy parked at the garage from 11 AM to 1 PM How much did she pay? a $750 c $1250 b $1000 d $1450 9 Terrance is traveling at a speed of 60 miles per hour At this rate how far will he travel in 2 hours a 30 miles c 120 miles b 60 miles d 180 miles 10 A train is traveling at a speed of 45 miles per hour How far will the train travel in 5 hours? a 9 miles c 225 miles b 45 miles d 270 miles
11 A cyclist is traveling at a speed of 15 miles per hour How long did it take the cyclist to travel 90 miles? a 4 hours c 105 hours b 6 hours d 1,350 hours 12 A car drives at a speed of 45 miles per hour How long does it take the car to travel 35 miles? a b hour hour c 80 hours d 1 hour Numeric Response 1 A boat is traveling at a constant speed In 10 hours, the boat travels 160 miles How many hours will it take the boat to travel 24 miles? 2 A car travels 2275 miles in 35 hours Find the speed of the car 3 A bird flies by three houses House A and B are 30 feet apart House B and C are 90 feet apart It takes the bird 12 seconds to flay from House A to House B and 28 seconds to fly from House B to House C What is the bird s average speed? Show your work
Short Answer 1 You can get 640 calories from eating 8 apples How many calories can you get from eating 1 apple? 2 Tina and Noly wanted to see whose car gets better gas mileage, so they each drove 210 miles and recorded how much gas they used Use the bar graph to find how many miles per gallon each person s car gets Round your answers to the nearest tenth Amount of Gas Used (gal) 21 18 15 12 9 6 3 12 20 Tina's car Noly's car 3 A superstore is selling 11 hats for $11715 Is this more or less expensive than Harold s Happening Hats which sells each hat for $1143?
4 Lynne goes apples picking she picks 48 apples in 2 hours At what rate is Lynne picking apples? 5 A machine makes 648 crackers 8 minutes At what rate can the machine make crackers? 6 The table shows the costs of some nuts at different stores Complete the table Which nut costs the most per pound?
7 Harmony ran around a 250-meter track 4 times The first two times took her 10 minutes and the last two took her 14 minutes Find Harmony s average speed Show your work 8 A walker walks by three trees It takes her 120 seconds to walk from Tree A to Tree B, a total of 120 meters It takes her 40 seconds to walk from Tree B to Tree C, a distance of 100 meters What is her average speed? Show your work
Chapter 5 Review #2 Answer Section MULTIPLE CHOICE 1 C 2 A 3 D 4 B 5 C 6 C 7 C 8 C 9 C 10 C 11 B 12 A NUMERIC RESPONSE 1 15 2 To find the speed, divide the distance by the time So, the car s speed was 65 miles per hour 3 Total distance from House A to House C = 30 + 90 = 120 feet Total time to travel from House A to House C = 12 + 28 = 3 seconds Average speed = The bird s average speed was 40 feet per second SHORT ANSWER 1 80 calories per apple 2 Tina s car: 175 mi/gal Noly s car: 105 mi/gal 3 less expensive 4 To find the number of apples per hour, divided the total number of apples by the number of hours Lynne is picking 24 apples per hour
5 To find the number of crackers per minute, divide The machine is making crackers at a rate of 81 crackers per minute 6 To find the cost per pound, divide Almonds cost the most per pound 7 Total distance around a 250-meter track four times = 250(4) =1000 meters Total time to run around the track 4 times = 10 + 14 = 24 Average speed = Harmony s average speed meters per minute 8 Total distance from Tree A to Tree C = 120 + 100 = 220 meters Total time to travel from Tree A to Tree C = 120 + 40 = 160 seconds Average speed = The walker s average speed was meters per second