Alice and Bob work in a bakery. Bob frosts cupcakes 3 times faster than Alice does. Working together Alice and Bob frost 80 cupcakes in an hour. At what rate does Bob frost cupcakes? Group of answer choices 25 cupcakes/hour 60 cupcakes 20 cupcakes/hour 20 cupcakes 60 cupcakes/hour

Q: A boy rides a bicycle a distance of 10 m, carrying a bag which weighs 50 N. What is the work done on…

A: Force, F = 50 NDisplacement, d = 10 m The work done on the bag will be given by the formula W = F.d…

Q: A 10 kg toy roller-coaster car is 9 meters above the ground and moves at a speed 15 m/s. What is the…

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Q: A baby carriage is sitting at the top of a hill that is 21 m high. The carriage with the baby has a…

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Q: A object weighing 33 kg goes up a 7 meter hill. If 231 J of thermal energy ar created how fast was…

A: Given, Mass, m=33kg Height, h=7m According to the conservation of energy,   12mv2=mgh+231

Q: A container with a mass of 5.1 kg is lifted to a height of 8 m and then returned back to the ground…

A: Solution: A container is lifted to height h and then returned back to ground level. How much work is…

Q: Compute the kinetic energy of an 1800 lb automobile traveling at 30 mi/hr, How many times as great…

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Q: A baby carriage is sitting at the top of a hill that is 21 m high. The carriage with the baby has a…

A: Kinematics.

Q: The graph shows the electrical energy consumption of a typical household over the period of 24 h,…

A: Power:  Power can be defined as the time rate of consumption of energy. Mathematically, P=∆E∆t where…

Q: We hang a 1.0 kg weight on a vertically suspended coil spring. The spring gets extended by 3.0 cm.…

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Q: Malar is playing with a toy car and track set. She has assembled the track so that it contains a…

A: Given, Height at which the car started,  h=137 cm=1.37 m The mass of the car,  m=64 g=0.064 Kg Speed…

Q: A physics teacher decides to perform an experiment and drop a watermelon from a height of 10 meters.…

A: Given Mass of roller watermelon is m=10 kg Acceleration due to gravity is g=9.80  m/s2 Height is…

Q: If you have an object with a mass of 385 grams, and it is moving at a speed of 2.637 m/s, what is…

A: Given data:  Mass (m) = 385 g Speed (v) = 2.637 m/s Required: The kinetic energy in Joules

Q: A cart travels along a frictionless roller coaster track. At point A, the cart is10 m above the…

A:

Q: A stealth fighter is in a level flight at a speed of 400 kph and an altitude of 1000 m when it drops…

A: The stealth fighter is flying their plane at an altitude of 1000 m, with a level speed of 400 kph.…

Q: Tim, with mass 68.8 kg, climbs a gymnasium rope a distance of 3.5 m. The acceleration of gravity is…

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Q: A skier is sliding downhill at 7 m/s when she reaches an icy patch on which her skis move freely…

A: Let v be the final velocity at the bottom of the icy patch of the skier. The given initial velocity…

Q: Nick is riding a rollercoaster at wonderland. He starts at the top of a hill 25 m above the ground…

A: Write the given values with the suitable variables. H=25 mu=0v=7 m/sη=70%=0.7 Here, H is the initial…

Q: 2. Ryan having mass 60 kg possesses a kinetic energy of 1.3 kJ. What is his speed?

A: Disclaimer - You have asked multiple questions, so as per our guidelines we will answer the first…

Q: Two students are moving 80 N of books from the floor up onto a 1.5 m platform. Student 1 moves 12…

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Q: A car travels 300 km in 6 hours. What is the average speed of the car (in km/hr)? Given: Work:…

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Q: Kinetic Energy: A 1000-kg car is moving at 15 km/h. If a 2000-kg truck has 23 times the kinetic…

A: Given data, Mass of car m=1000 kg Mass of truck M=2000 kg Velocity of car v=15 km/h

Q: the ramp is 1 meter long and tilted at 5o. The ball has a mass of 30 grams. What is the speed of the…

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Q: In the formula W=F x d the work is measured in joules. What metric units does joules stand for?

A: Given: W = F x d

Q: a 76kg man pushes off from the 89kg ice block and slides at a speed of 2 m/s. What is the speed of…

A: Given data: Mass of man (m1) = 76 kg Speed of man (v1) = 2 m/s Mass of ice block (m2) = 89 kg…

Q: Romeo throws 5 gram pebbles at Juliet's window. The pebbles hit the window at 2.7 m/s. How fast (in…

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Q: A bodybuilder lifts a 150 kg barbell to a height of 3.0 m.  What is the work done by the bodybuilder…

A: The potential energy is given by  U = m g h  where, m is the mass,  g is the gravity and h is the…

Q: Shark Industries has the theoretical capability to produce 120,000 units per month but currently…

A: 1.conversion cost for the month is 550000 for 7500 production hr per monthso,currect productivity…

Q: student is riding a bicycle at a constant speed of 4.19 m/s on a level road. The mass of the student…

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Q: Let's return to our ball-Earth example, only now let's examine a case where a ball is rising in the…

A: Near the Earth's surface, the gravitational potential energy of a system consisting of the earth and…

Q: A 1 kg rock is dropped from a height of 6 m. What is the speed of the rock when it just hits the…

A: Given values: Mass, m=1 kg Height, 6 m Acceleration due to gravity, g=9.8 m/s2

Q: A skier is sliding downhill at 7 m/s when she reaches an icy patch on which her skis move freely…

A: Details Given: v1= 7m/s h = 9m g = 9.8m/s2

Q: You drop a 500 g stone from a height of 1.4 m. What is the total gravitational potential energy on…

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Q: A 815 kg roller coaster starts at the top of a 47m hill and drops down the coaster. What is the…

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Q: A rollercoaster car starts from rest at the top of a 31 m drop. It coasts down the first hill and…

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Q: A 10 kg mass initially sitting on the ground is placed on a ledge 3 meters above ground level. What…

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Q: a 32.3 kg child starting from rest slides down a water slide with a verticle height of 13.5 m. What…

A: Given , m = 32.3 kg H = 13 .5 m

Q: Select the equation used to calculate an object's KE = 2 mv? KE mr = O KE =1 m

A: Given:- The kinetic energy of the object  Find;-  correct option of the following a) KE= 2mv2b)…

Q: - A small hockey lands 6.20 m from the bottom of th

A: Diagram is given as:

Q: How much work is done in lifting a 100-kg load of bricks to a height of 30 m on a building under…

A: Given that-Mass, m=100 kgHeight, h=30 mWe know that-Acceleration due to gravity, g=9.8 m/s2

Q: A sled, of mass 18.6 kg, is stationary when it starts to slide down an icy hill.  The hill is 13.0 m…

A: Given data:  Initial velocity (u) = 0 m/s Height (h) = 13.0 m Required: The speed of the sled at the…

Q: THINKING SECTION 15. Shway is a student at a college. She has a part-time job with take-home pay of…

A: Solution:-   Yearly scholarship of Carl is $4100    So monthly scholarship is approximately $342…

Q: A student with mass 60 kg starts from rest and slides down a frictionless slide that is 5 m high.…

A: Mass of student =60kg Height =5m No friction is present