geomery b

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I need help understanding this so please help me??

1. A table is 4 ft high. A small model of the table is 6 in. high. What is the ratio of the height of the model table to the height of the real table?
2 : 3
1 : 6
1 : 8
2 : 6

2. If a/b = 9/10, complete this statement: a/9 = ?/?

Solve each proportion.

3. y/6 = 18/54

4. 5/7 = x-2/4

5. The scale of a scale drawing is 2 in. = 5 ft. A room is 5 in. long on the scale drawing. Find the actual length of the room.
12.5 ft
20.5 ft
15.2 ft
18.5 ft

6. A postcard is 6 in. by 4 in. A printing shop will enlarge it so that the longer side is any length up to 3 ft. Find the dimensions of the biggest enlargement.
3 ft by 2 ft
6 ft by 4 ft
3 ft by 1 ft
2 ft by 1 ft

  • geometry -

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