Mass - math word problems - page 19 of 73
Number of problems found: 1447
- Impulse, force and momentum
A 50 kg mass is sitting on a frictionless surface. An unknown constant force pushes the mass for 2 seconds until the mass reaches a velocity of 3 m/s. What is the value of the unknown force? b) prove that Impulse and momentum will have an equal value thro
- The change
The change in momentum of an unknown object was 56 Ns. What was the force applied when it moved a distance of 2m in 10 seconds?
- Nitrogen gas
In a cylinder with a piston, there is nitrogen N2 with a volume of 5 liters, a temperature of 25 degrees Celsius, and a pressure of 200 kPa. We very slowly compress the gas in the cylinder to half its volume while its temperature does not change. Determin
- Sophie
Sophie filled a bag with 2 and 2/3 kilograms of candy; 1/4 of the weight of the candy was from chocolate-covered pretzels. How much did the chocolate-covered pretzels in Sophie's bag weigh?
- A bag 3
A bag of rice weighs 5.4 kg, and a bag of flour weighs 3678 g. By how much is one bag heavier than the other?
- Calculate 73134
The wooden prism weighs 5 kg and has a 700 kg/m³ density. Calculate the volume of the wooden prism.
- A person
A person buys 10 kg of commodity A at a rate of 2 kg per dollar, 20 kg of commodity b at a rate of 5 kilograms per dollar, and 30 kg of commodity C at a rate of 10 kg per dollar. Find the average price of kg per dollar.
- Rocks 2
A garden center has one type of rock that sells for $6.50 per cubic yard and another type of rock that sells for $12.80 per cubic yard. They want to make 25.2 cubic yards of a mixture of rock that sells for $12.40/cubic yard. How much of each rock will th
- A man 6
A man wants to get the best deal on gasoline. He travels out of his way to buy a gallon of gas for $2.14, but he has to travel farther for that gas, or he could travel a shorter distance for a gas price of $2.26. If he put 15.7 gallons of gas, what is the
- Potoatoes
A roadside vendor sold 6 kilograms of potatoes to a customer. The customer handed $50.00 to the vendor, who gave back $8.00 in change. What was the cost of one kilogram of potatoes?
- The truck
What is the mass of a ten-wheeler truck if it has reached a momentum of 567 kg.m/s while it moves at 40m/s?
- Which 10
Which will have greater momentum between a ten-wheeler truck weighing 7,000 kg and a bus that weighs 5,000kg if the bus is moving at 15 m/s while the truck is moving at 10 m/s?
- A coffee
A coffee shop owner blends a gourmet brand of coffee with a cheaper brand. Gourmet coffee usually sells for R420,00 per kilogram, while the cheaper brand sells for R180,00 per kilogram. How much of each type should be mixed to have 30 kilograms of coffee
- Coffee 6
Coffee worth $1.05 per pound is mixed with coffee worth 85 cents per pound to obtain 20 pounds of a mixture worth 90 cents per pound. How many pounds of each type is used?
- A salt
There is 7/8 kilogram of salt in the kitchen. The mother used 2/15 of the salt when she was preparing dinner. How much salt did she use?
- Circular 72244
How many kg of grass seed must be bought to start a lawn in the shape of a circular section with a radius of r= 15 m and a central angle of 45 degrees if 1 g of grass seed is used per 1 dm of the square area?
- Establish 72234
How many kg of grass seed should be bought to establish a lawn around a circular fountain with a diameter of 5 m if the lawn is to be 1.5 m wide and 1 g of grass seed is used per 1 dm of the square area?
- Jana mixing
Jana mix is 1/4 gallon of orange juice and 1/2 gallon of pineapple juice to make punch. Each serving is 1/16 gallon. How many servings can go in? Make sure you work.
- Kevin 2
Kevin is a farmer. He sells his crop at R5,66 per kilogram. How much will 15kg cost?
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