Physical quantity - math word problems - page 180 of 347
Number of problems found: 6933
- Brass copper zinc
Brass is an alloy of copper and zinc in a ratio of 3:2. How much copper and zinc do you need to make 1 kilo of brass? - Forest Žilina hectares
There are 2.17 million hectares of forest in Slovakia. The Žilina region occupies 20% of the total area. How many hectares of forest are there in the Žilina Region? - Markup
A store pays $370 for a bicycle. The percentage of markup is 19%. What is the selling price of the bike? - Two years
Roy deposited 50,000.00 into his account, which pays 4% annual interest compounded semi-annually. How much interest is there after two years? - Coke and coal
20.1 tons of coke is produced from 30 tons of black coal. How much coke is made from 1 kilogram of coal? - Tennis balls
A can of tennis balls contains three balls per can and costs $7. How much will it cost for 36 tennis balls? - Ages ratio
The father is 36 years old, and his daughter is four years old. Write down the ratio of father and daughter's ages. What will be the age of the father and daughter in four years? - Apple juice
From 7 kg of apples, we get 3 liters of apple juice. How many liters of juice do we get from 42 kilograms of apples? - The alley
The alley was planted with 490 trees 6 meters away. How many trees would be planted if the distance was 7.5 m? - Money split
Anton and Ferko got 2,500 euros together. The amount was split in a 1:4 ratio. How much did each get? - Wood bars
It is 9 bars 14 meters long and 9 bars 11 meters long. How many 5-meter laths are needed to make them? - Discount
The product has been discounted twice by 15%. What is the total discount given? - Electrostatic
A proton with mass mp = 1.67.10-27 kg and electric charge e = 1.6.10-19 C, whose initial velocity was zero, is acted upon by a homogeneous electrostatic field of unknown intensity E. The proton moves in the direction of the lines of force and on a path s - Point distance shape
What geometric shape do all points in the plane have the same distance from a given point in the plane? - Bodybuilder weight sum
The bodybuilder weighs 96 kg. The second bodybuilder weighs 25% more than the first bodybuilder. What is the sum of their weights? - Aluminum volume expansion
The aluminum container has an internal volume of 0.75 l at 20 °C. How does this volume change if the temperature increases by 55 °C? A = 24.10-6 1/K. - Three sigma rule
Stomach weights are normally distributed, with a mean of 1314g and a standard deviation of 113g. State the probability that a randomly selected stomach weighs more than 1118g. (Report the probabilities using at least four decimal places. ) - Two vans
At 8:30 AM, two vans leave at a parking area. They travel in opposite directions: one van travels at 48 km/h and the other at 62 km/h. At what time will the cars be 550 km apart? - Segment - ratio
Calculate the size of the new segment that is created by changing the segment CD = 12 cm in the ratio 4 : 3. - Salaries - inflation
Dad's salary was increased by 5:4. His original salary was 880€. What is his salary now?
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