Alaska fisheries science center

Grade 8 Rates Ratios & ProportionalReasoning UnitTestRead through the questions carefully before beginning, and give your best answer for each of the questions. This test is out of 25 marks, and you will have approximately 45 minutes to completeit. Record answers directly into the test booklet.1.The ratio between the number of Anita's cousins and the number of Juan's cousins is 5:8. If Anita has 15 cousins, how many does Juan have?A)5B)8C)24D)402.Allisonsells apples at the market. On a given day, the ratio of red delicious to Macintoshesto granny smiths sold is 4:3:2. If her truck can carry 180 bushels of apples, how many bushels of granny smiths should she include?A)90B)80C)60D)403.The cost of a luxury car compared to a mid-size family car is in the ratio 3:2. The cost of the mid-size family car to an economy car is 2:1. What is the ratio between the cost of a luxury car and the cost of an economy car?A)2:1B)3:1C)5:1D)6:14.If the Banded Peak school bus travels 2531 km in 26 hours, what unit rate correctly identifies their speed?A)97.3km/hourB)2531km/26 hoursC)97 km/ hourD)98 km/hour5.Sally can pedal her bicycle20 km in 2 h, while Antonio can pedal his bicycle 18 km in an hour and a half. If each enters a 24 km race, and pedals at these same rates, which will win the race, and by how much time?A)Sally and Antonio will tie.B)Sally will win by 0.4 h.C)Antonio will win by 0.4 h.D)Antonio will win by 0.5 h.
6.Miss Thompson was doing inventory of Banded Peak athletic equipment at the school. She counts 30 basketballs, 25volleyballs, and 15 dodgeballs.A)What is the ratio of basketballs to volleyballsin lowest terms?(2marks)B)What s the ratio of basketballs to volleyballs to dogdgeballs? (2 marks)C)If the student population increased, and there were now 90 basketballs, howmany volleyballs and dodgeballs would there be?Show you work, and answer in ratio form. Show in ratio form. (2 marks each)