Q 1: The scale of a building plan is 1/500. A rectangular plot on the plan measures 6.8 cm x 3.7 cm. What are its actual measurements? 24.5 m x 32.4 m 43 m x 30.3 m 34 m x 18.5 m 18.5 m x 34 m

Q 2: Find the mean proportional for 5 and 405. 45 9 30 205

Q 3: Simplify 425:800. 25:75 32:17 42:80 17:32

Q 4: Simplify 35:7. 7:5 5:7 5:1 1:5

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

Q 6: If the Representative Ratio is 1:40,50,000 then 1 cm = _?_ km. 40.5 cm 40.5 km 405 km 30.8 m

Q 7: In 1:20 :: 5:100, what are the extremes? 20 and 100 1 and 5 20 and 5 1 and 100

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

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