Length - practice for 13 year olds - page 11 of 63
Number of problems found: 1254
- Three 205
Three metallic bars of lengths 400 cm, 600 cm, and 720 cm are cut into equal pieces. Find the largest possible area of a square that can be made from any of the three bars. - Calculate 78514
The block has a length of 12 cm and a width of 0.6 dm. The height is the same size as the edge of a cube whose volume is 64cm³. Calculate the volume of the cuboid in cm³. - Deteriorating 78504
The hiker walked for 3 hours at a 4 km/h speed. Due to the deteriorating weather, he increased his pace and walked at 7 km/h for the next hour and a half. At the end of his trip, it started to rain, so he started running at a speed of 20 km/h for 30 minut - Ava ran
Ava ran 4 1/6 miles in 36 11/24 minutes. Assuming she kept a constant pace, how many miles did she run each minute?
- Marksman 78334
The igniter cord used in normal quarry blasting burns at a rate of 8 mm/s, the length usually used is 60 cm. At what minimum speed must the marksman move to a shelter 150 m away? - A book 3
A book that is printed on both sides has 36 pages. If the book is 3/8 cm thick, determine the thickness of one page in cm. - Difference 78294
The distance between Aš and Břeclav is 477 km. At what speeds were the cars driving against each other when the slower one left Aš at 6:30 AM and the second left Břeclav at 8 AM? They meet at 10:30 AM, and the difference in their speeds is 41 km/h. How fa - One inch
One inch = 2.54cm. How many cm are there in 25 inches? - The rectangle 5
The rectangle OABC has one vertex at O, the center of a circle, and a second vertex A is 2 cm from the edge of the circle, as shown. The vertex A is also a distance of 7 cm from C. The point B and C lie on the circumference of the circle. a. What is the r
- The midpoint 2
Find the value of x if M is the midpoint of PQ, PQ=10x−7, and PM=14. - The length 14
The length of the rectangle is 6cm, and the perimeter of the rectangle is 20 cm. Find the rectangle's breadth. Find the area of the rectangle. - The length 13
The length of a rectangular garden is 3 5/11. The width is 1/4 of the length. What is the area of the garden as a mixed number? - Garden tree
Anna is drawing a picture of her garden. A tree is 9 meters high, and she draws it as 13.5 cm tall in her drawing. If a flowering plant is 40 cm high in reality, how will Anna have to draw it to keep the proportion correct? - The height 3
The height of a car is 46 1/4 inches. A toy model is 2 1/2 inches tall. How many times greater is the height of the car than the height of its model?
- Peter 10
Peter covered 1/2 of the journey on Monday, 1/4 of the remainder on Tuesday, and the rest on Wednesday. What fraction of the journey was covered on the two days? - A Piece 6
A piece of material measures 40 inches. Sara cuts the material into two pieces, one measuring 14 inches. Write an addition equation that we could use to find the length of the other piece of the material. - A carpenter
A carpenter had a 10-meter piece of lumber from which he cut into two pieces. One of those pieces was 5 2/3 meters long. How long was the piece that remained? - Figure 2
Figure A maps to figure B with a scale factor of 0.75. The length of the line AB segment in figure A is 10. What is its length on the image in figure B? - Figure
Figure A is a scale image of Figure B, as shown. (figure a is 6 inches, and figure b is x inches, both squares) The scale that maps Figure A onto Figure B is 1:1 1/3. Enter the value f x
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