Math topic中文

Map scales

map scales (distance and area)

Practice questions

  1. 1A map has a scale of 1 : 150 000. The length of a road on the map is 6.4 cm. Calculate the actual length, in kilometres,…
  2. 2一副地图上的比例尺是90：1，表示把实际距离（ ） A. 扩大到原来的90倍 B. 缩小了90倍 C. 不变 D. 以上都不正确
  3. 3一幅地图，图上4厘米的距离表示实际距离20千米，这幅图的比例尺是 ．
  4. 412 The area of a farm is represented on two maps, map A and map B. The area of this farm on Map A is sixteen times that…
  5. 5In the scale drawing, PQRS represents a plot of land, which is to be used for a park. Scale 1 cm to 0.5 km Find the actu…
  6. 6A cargo ship has an average fuel consumption of 0.000 892 kilometres per litre. Write this consumption in litres per kil…
  7. 7一个零件的实际长度是 3 毫米，在一幅图纸上量得它的长度是 15 厘米，这幅图纸的比例尺是（ ）。 A. 50 ∶ 1 B. 1 ∶ 5 C. 1 ∶ 50
  8. 8A lake has an actual area of 2.56 km^2. It is represented by an area of 4 cm^2 on a map. Find the scale of the map in th…
  9. 9A forest reserve of area 225 km^2 is represented by an area of 36 cm^2 on a map. Given that the scale of the map is 1 :…
  10. 10John is planning a trip from Singapore to Paris. His flight will stop over in Delhi before continuing its journey to Par…
  11. 11在一幅比例尺为1：400000的地图上，某条道路的长度为1.5cm，则这条道路的实际长度为___km．
  12. 12The scale of a map is 5 cm : 1 km. A reservoir has an actual area of 0.7 km^2. Find the area, in square centimetres, of…
  13. 13A new housing estate is represented by an area of 200 cm^2 on a Map A drawn to a scale of 1 : n. Given that the actual a…
  14. 14李叔叔绘制了一张图纸，用2cm2cm表示实际距离1m1m，李叔叔量得图上某两点之间的距离是9cm9cm，实际距离应是()m(\quad)m。 A. 4.54.5 B. 4545 C. 1818 D. 180180
  15. 15在比例尺是1：1000000的地图上，量得港珠澳大桥全长5.5厘米，大桥实际长度是 千米；一辆汽车以100千米/时的速度过桥，需要 小时。
  16. 16The map of a park is drawn to a scale of 1: n. A garden, which has an actual area of 0.32 km^2, is represented by an are…
  17. 17A map of the United States of America has a scale of 1:8 000 0001 : 8\,000\,000. The length of the Mississippi River is 3766 km.…
  18. 18一个零件长66毫米，画在设计图上是33厘米，求这幅图的比例尺．
  19. 19The diagram represents a plot of land, ABCD. The police is looking for a robber hiding in the land. Scale: 1 cm represen…
  20. 20希望小学长方形操场长是6060米，宽4040米，如果用11：20002000的比例尺绘制操场的平面图．请你算一算，图上操场的面积是多少()(\quad) A. 6m26m^{2} B. 6cm26cm^{2} C. 24m224m^{2}…
  21. 21Mr Graham bought a 2-room flat in Sembawang. The floor plan can be modelled as five rectangles as shown below. Calculate…
  22. 22Roy made a model of his yacht with a scale of 1 : 40. The actual length of the yacht is 12.5 m, find the length of the m…
  23. 23The scale of a map is 8 cm : 2 km. Write this scale in the form 1 : n. Answer 1 : ... The actual area of a lake is 90 00…
  24. 24A map has a scale of 1 : 50 000. The distance between two towns on the map is 7.5 cm. Calculate the actual distance betw…
  25. 25The scale of a map is 2 cm to 1 km. The actual length of a road is 8.5 km. Find the length of the road on the map in cm.…
  26. 26The scale of a map is 1 : n. A school garden measuring 8 cm^2 on a map has an actual area of 2048 m^2. Find n. Answer n…
  27. 27On the scale drawing, P, Q, R and S are the positions of four garden statues in a park. PQRS is a quadrilateral. Scale:…
  28. 28The scale of a map is 4 cm : 1 km. Write this scale in the form 1 : n. Answer 1 : ... The distance between two cities on…
  29. 29在一幅地图上，用2cm2cm表示实际距离90km90km，这幅地图的比例尺是()(\quad) A. 11：4545 B. 11：4500045000 C. 11：45000004500000
  30. 30A manufacturing company produces electronic components for various devices. They are analyzing the production data for t…
  31. 31在一幅地图上，用10cm10cm的距离表示地面上1000m1000m的距离，这幅地图的比例尺是11：100100。 ___((判断对错))
  32. 32The scale of a map is 2 cm : 1 km. Write this scale in the form 1 : n . The area of a park is represented by an area of…
  33. 33A map is drawn to a scale of 1 : n. The actual distance between two points X and Y is 2.8 km. On the map, they are 4 cm…
  34. 34David will travel on his own for a holiday day trip to Australia. He is planning to rent a car for a total of 9 days for…
  35. 35Roy made a model of his yacht with a scale of 1: 40. The actual length of the yacht is 12.5 m, find the length of the mo…
  36. 36在一张比例尺11：100100的建筑图纸上，量得这座楼的长是66分米．这座楼实际长与宽的比是33：11，这座楼实际宽是()(\quad) A. 4040米 B. 2020米 C. 3030米 D.…
  37. 37A length of 5 cm on a map represents an actual distance of 2.5 km. Find the actual distance represented by 20 cm on the…
  38. 38An area of 324 cm^2 on a map represents an area of 20.25 km^2. A resort has an actual area of 81 km^2. Find the area, in…