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.

   Pia's map uses the scale 2 cm : 5 km. The real lake is 12 km long and full of very busy ducks. How many cm long is the lake on the map?

   4.8
2. 2.

   Milo plans a room makeover at 5 cm : 2 m. The real couch is 2.2 m long. How many cm long should the couch be on the plan?

   5.5
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.

   Ari's road map has the scale bar shown. The drive to the beach is 13 cm on the map, plenty of time for songs. How many km is the real drive?

   260
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.

   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
10. 10.

    Zee draws the school bus 6 cm long at 1 cm : 2 m, then redraws it for a big poster at 1 cm : 0.5 m. How many cm long is the new drawing?

    24