MEAP Preparation - Grade 7 Mathematics 2.22 Ratios Review Test

Q 1: The cost of 10 bicycles is $200 and the cost of 20 bicycle is $400. Write this in proportion. 20:200 :: 10:400 20:10 :: 200:400 10:400 :: 20:200 10:20 :: 200:400

Q 2: 2 hrs and 50 minutes -- write the numbers as a ratio. 2:50 120:50 50:120 50:2

Q 3: The ratio of 6 hrs to 180 minutes is 6:3. True False

Q 4: If the Representative Ratio is 1:40,50,000 then 1 cm = _?_ km. 40.5 cm 30.8 m 40.5 km 405 km

Q 5: If a:b = 7:6 and b:c = 7:8, then find a:b:c. 7:6:8 42:48:49 48:42:49 49:42:48

Q 6: Find the mean proportional for 5 and 405. 45 205 9 30

Q 7: Simplify 425:800. 25:75 17:32 32:17 42:80

Q 8: Simplify the ratio: 5 inches to 10 feet (Hint: 10 feet = 120 inches) 1/24 2/15 3/17 1/20

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