Length + direct relationship - math problems

Number of problems found: 77

  • Oil crisis
    fuel A car runs 16 km using 1 litre of petrol. How much distance will it cover using 2 3/4 litres of petrol?
  • Colorado
    Colorado The state Colorado has the shape of a rectangle. The map is sold on 2 posters. The first has dimensions of 70 cm and 50 cm in a scale of 1: 1,000,000. The second poster has dimensions of 175 cm and 125 cm. What is the scale of the second poster?
  • The bricklayer
    murar The bricklayer built a six-meter base of the fence in 3 hours. How long does it take to build a 14 m long base?
  • Clothes 4
    textiles If the cost of 16.5 metres of cloth is ₹2,062.50 then find the cost of 24.75 metres of clothes
  • Two cities
    city On a map, 1.5 cm represents 50 miles. If the distance between the two cities on the map is 6 cm, how many miles separate the cities?
  • Petrol as fuel
    fuel A car can travel 480 miles on a full tank of petrol. The tank holds 60 litres. The fuel gauge shows there are 15 litres left in the tank. How many more miles can the car travel before it runs out of petrol?
  • A map 4
    map A map represents every 4 miles with 1 inch. If a school and a bank are actually 12 miles apart, how far apart are they on the map, in inches?
  • Mr Duma
    garden Mr Duma recently inherited a rectangular plot, part of the estate left by his late father. The plot with the following dimensions: Length=2x+1;Width=x-1. Determine the formula, in terms of x, that best describes the area of the rectangular plot. He has pl
  • Jewelry box
    ring The bottom of Zeyda's jewelry box is a rectangle with the length of 5 3/8 inches and a width of 3 1/4 inches. What is the area of the bottom of the jewelry box?
  • Scale factor 2
    photo Nadeem has a 10 inch by 10 inch photo album. He wants to make as large a copy of the original photo as possible to fit the album. Whats are the largest dimensions the copy can be if he keeps the proportion of the original photo? Explain your answer. .. .
  • The perimeter 3
    rectangles The perimeter of a rectangle is 35 cm. The ratio of the length to its width is 3:2. Calculate the dimensions of the rectangle
  • A sculptor
    statue A sculptor is duplicating a statue based on an original statue. If the scale factor of the replication is 3.2, will the new statue be larger or smaller than the original statue (enter 1 = larger, 0= smaller)
  • The chimney
    shadow The chimney casts a shadow 45 meters long. The one-meter-long rod standing perpendicular to the ground has a shadow 90 cm long. Calculate the height of the chimney.
  • Cyclist
    cyclist Cyclist drives 5 km in half an hour, how long will drive in 3 hours?
  • Proportion 2
    car A car is able to travel 210 km in 3 hours. How far can it travel in 5 hours? Put what kind of proportion is this and show your solution.
  • Ratio of edges
    diagonal The dimensions of the cuboid are in a ratio 3: 1: 2. The body diagonal has a length of 28 cm. Find the volume of a cuboid.
  • Reducing scale
    map_mo I am sizing some landscaping and I measured everything for a 20 to 1 scale. I realized when I was done that it was at 30 to 1. How can I convert what I already have to 30 to 1. (Example, grass area is 22,871.6' at 20 to 1, how do you figure it out to be 3
  • On the map
    mapa_ta3 A line 1.5 cm long corresponds to a line 3 cm long on the map. What is the scale of the map?
  • Shadow of tree
    stromcek Miro stands under a tree and watching its shadow and shadow of the tree. Miro is 180 cm tall and its shade is 1.5 m long. The shadow of the tree is three times as long as Miro's shadow. How tall is the tree in meters?
  • Cuboid
    kvader11 The sum of the lengths of the three edges of the cuboid that originate from one vertex is 210 cm. Edge length ratio is 7: 5: 3. Calculate the length of the edges.

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