Scale drawings: real length and drawn length

Answer Key - Grade 7 Math Worksheet

Circle the best answer, or write your answer on the line.

1. 1.

   Ren's classroom plan is drawn at 4 cm : 3 m. The long wall is 12 cm on the plan. How many meters long is the real wall?

   9
2. 2.

   Bo draws a sailboat 8 cm long, flag and all. The real boat is 10 m long. How many meters does 1 cm of the drawing stand for?

   1.25
3. 3.

   On Esme's hiking map, the 10 km loop trail is 4 cm long. How many km does 1 cm on the map stand for?

   2.5
4. 4.

   Noah's toy delivery truck is a model 8 inches long. The real truck is 25 feet long. How many feet does 1 inch of the model stand for?

   3.125
5. 5.

   Jun's camping map has the scale bar shown. The kayak route down the river is 7 cm on the map. How many km is the real route?

   17.5
6. 6.

   Tala's city map has the scale bar shown. The walk from school to the library is 6 cm on the map. How many km is the real walk?

   4.5
7. 7.

   Luz draws the plan shown for the new playground, slides included. How many meters long is the real playground?

   40
8. 8.

   Ren draws the tiny house plan shown, with a loft bed up top. How many feet wide is the real tiny house?

   8
9. 9.

   Pia's park map uses 1 cm : 50 m, and the pond path is 7 cm. Pia redraws the map smaller at 1 cm : 100 m. How many cm long is the path now?

   3.5
10. 10.

    Noah's bedroom plan uses 1 inch : 8 feet, and the window wall is 1.5 inches. Noah redraws it bigger at 1 inch : 4 feet. How many inches long is that wall now?

    3