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.

   Kira's cycling map uses the scale 2 cm : 5 km. Today's bike route is 9 cm on the map. How many km is the real route?

   22.5
2. 2.

   Luz draws a jet for the airplane club at 2 cm : 5 m. The wings are 14 cm from tip to tip. How many meters is the real wingspan?

   35
3. 3.

   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
4. 4.

   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
5. 5.

   Zee builds a model of the town's clock tower at 2 cm : 3 m. The real tower is 45 m tall. How many cm tall is the model?

   30
6. 6.

   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
7. 7.

   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
8. 8.

   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
9. 9.

   Kira draws the bedroom plan shown before moving any furniture. How many meters wide is the real bedroom?

   3.4
10. 10.

    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