MEAP Preparation - Grade 7 Mathematics 2.22 Ratios Review Test

Q 1: 2 hrs and 50 minutes -- write the numbers as a ratio. 120:50 2:50 50:120 50:2

Q 2: 78:12 __?__ 19:12 < > =

Q 3: Find the mean proportional for 5 and 405. 30 9 45 205

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

Q 5: In 1:20 :: 5:100, what are the extremes? 20 and 100 1 and 5 20 and 5 1 and 100

Q 6: Write the given ratio or rate as a fraction in simplest form: 30 pencils to 48 pencils
5/9 3/5 5/7 5/8

Q 7: The cost of 10 bicycles is $200 and the cost of 20 bicycle is $400. Write this in proportion. 10:20 :: 200:400 20:200 :: 10:400 10:400 :: 20:200 20:10 :: 200:400

Q 8: The distance d that an object will fall freely from rest varies directly as the square of the time(t^{2}) it falls. If an object falls 122.5 m in 5 seconds, how far will it fall in 18 seconds? 1932.6 m 2145.3 m 1587.6 m 158.6 m

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