Per mil - practice for 14 year olds
Number of problems found: 45
- Kilometers 81387
Calculate the gradient of the railway line, which has an elevation of 22.5 meters in a section of 1.5 kilometers. For railways, the result is given in h (per mille). - Kilometers 73344
How many meters will the track ascend if it is 200 kilometers long and the ascent is 7 per mille? - Calculate 73024
Calculate the permille descent of the railway line in the section of 7.2 km by 21.6 m. - Calculate 72994
Calculate 50 per mille of 340. - Brian 2
Brian and Jake left their homes 500 miles apart and drove straight toward each other. It took 4 hours for the two to meet if Jake's speed was 15 mph slower than Brian's. What was Brian's speed? - Calculate 39313
The road rises by 8 m to 2000 m. Calculate its ascent in per mille. - The amphitheater
The amphitheater has the shape of a semicircle, the spectators sit on the perimeter of the semicircle, and the stage forms the diameter of the semicircle. Which of the spectators, P, Q, R, S, T, sees the stage at the greatest viewing angle? - Including 37251
The company paid a total of CZK 38,152, including penalties, for the late payment of the invoice. The penalty was 4 ‰. a) how much was the invoiced amount (without penalty)? b) how big was the penalty? - Bracelet
The silver bracelet weighs 62g and contains 59g of silver. What is the purity of the bracelet? - Contains 36193
The silver bracelet with a purity of 925 per mille contains 25.9 g of silver. What is the weight of the bracelet? - Connecting 29841
There is a horizontal distance of 9 km between two cities on the Croatian coast. The road connecting these two cities has a climb of 13 permille. What is the height difference between Croatian cities? - Decimal 26301
Write the per mille as a decimal number 2 ‰ 50 ‰ 2.5 ‰ 0.6 ‰ - Three examples per-mille
A. Calculate 1.5 ‰ from 4.5 liters of blood. Express the result in milliliters. B. Calculate three ‰ from € 50,000. C. The tray they brought breakfast to the landlord's bed is made of an alloy that contains 830 ‰ of silver. How much silver did they use on - The silver
The silver ring weighs 10 grams. The ring contains 850 per mille of pure silver. Calculate the amount of pure silver in grams. - Straight 21243
The straight railway line has a gradient of 16 permille. What is the size of the pitch angle? - Permille of alcohol
I have 2 per mille of alcohol in my blood. How many milliliters is it when I have 5 liters of blood? - Penalty daily
John was to pay CZK 1,500. If he does not pay on time, he will be charged a penalty of 0.5 per mille of the amount owed for each day of delay. He will remember in 30 days. How much is the penalty? - The gold coin
The gold coin contains 900 per mille of pure gold. The coin weighs 950g. How much per mille is gold? How many grams are gold? - Calculate 13631
Calculate 1.5 ‰ out of 85% out of 240 - AMSL and skiing
Tomas skis from point A (3200m above sea level) to place B. Hill has a 20% descent. The horizontal distance between the start and finish is 2,5km. At what altitude is point B?
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