A cyclist pedals from his house to his college at a speed of 10 km.p.h and back from the college to his house at 15 km.p.h. Find the average speed.

Q: A rocket is 4 miles above the earth in 10 minutes and 8 miles above the earth in 15 minutes What is…

A: Given: A rocket is 4 miles above the earth in 10 minutes and 8 miles above the earth in 15 minutes.

Q: The lengths and widths of the two cell phones are proportional. What is the width, in inches, of the…

A:

Q: Calculate the population density for Anchorage, if there is a population of 329,333 people living on…

A:

Q: Two passengers leave the airport at Kansas City, Missouri. One flies to Los Angeles, California, in…

A: Let speed of the plane to Los Angeles= x mphSo,  speed of the plane to New York City= (x+22) mph

Q: a car left xanadu at 6:45 h and arrived in zenoland at 7:05 h. it travelled at an average speed of…

A: Given that  a car left xanadu at 6:45 h and arrived in zenoland at 7:05 h. it travelled at an…

Q: It took a crew 1 h 10 min to row 7 km upstream and back again. If the rate of flow of the stream was…

A: Let the speed of crew e x . Rate of flow of stream = 8 km/h Rowing speed in upstream = x - 8 km/h…

Q: percentage of the total number of shafts will be tolerable?

A:

Q: A trucker handed in a ticket at a toll booth showing that in 2 hours she had covered 159 mi on a…

A: Consider the formula for the average speed.The average speed is overall distance covered over a…

Q: A cyclist covers his first five km. at an average speed of 10 km. p.h., another km. at 8 km. p.h.…

A:

Q: Noah rides his bike 10 km in 30 minutes. What is his average speed in kilometers per hour?

A: average speed = total distance/ total time  Here total distance = 10 km total time = 30 minutes=…

Q: If a car travels 199.2 miles in 6 hours, what is it’s average rate of speed to the nearest tenth of…

A: To determine the average rate of speed.

Q: A pilot flew a jet from City A to City B, a distance of 2000 mi. On the return trip, the average…

A: Given information: The distance from City A to City B is 2000 mi. Let us consider the speed of jet…

Q: It took a crew 1h 28 min to row 7 km upstream and back again. If the rate of flow of the stream was…

A: First convert 1 hours 28 min to hours that 1+28/60 hrs =22/15 hrs

Q: Is the speed of a car on a New York tollway during rush hour traffic continuous or discrete?

A: GIVEN STATEMENT :  The speed of a car on a New York tollway during rush hour traffic.…

Q: What is 23 meters per second to miles per hour?

A:

Q: A van is travelling due east at a speed of 28 miles per hour. If the van started off 154 miles…

A: Given data- A van is travelling due east at a speed of 28 miles per hour that is,  dxdt=28 mile/hr.…

Q: A pilot flew a jet from City A to City B, a distance of 2500 mi. On the return trip, the average…

A:

Q: A swimming pool is 20 ft wide, 40 ft long, 6. 12 1 If the pool is being filled at a rate of 0.7 ft…

A: Given The length, width, and deep of the pool is 40 ft, 20 ft, and 3 ft respectively. The deepest…

Q: A boat starts off 179 miles directly east from the city of Morristown. It travels due north at a…

A: solution:-Boat started from O city of Morristown reaches the point A 179 miles due East and then it…

Q: If a person ran a 26.2 mile race in 2 hours and 15.4167 minutes, how fast was she going in mph?

A: Given: The distance of the race =26.2 mile Therefore the distance covered by the person  is…

Q: Of a family's $815 weekly income, $125 usually goes toward groceries. What is the ratio of the…

A:

Q: To approximate the profit from the production and sale of the 145th skirt, what value do you plug…

A: P(x) denotes the profit function and P'(x) denotes the marginal profit function.

Q: Markham started driving at 8 am. By noon he had traveled 164 miles. What was his average speed in…

A:

Q: Liana was 10 miles from home at 2 pm and 70 miles from home at 3:30 pm. What was her average rate of…

A:

Q: b) A train runs 240 miles at a speed of 60 m.p.h., another 480 miles at a speed of 80 m.p.h., then…

A: first part distance of journey travelled D1 = 240 miles speed of the the train in the first part of…

Q: a recipy calls for 15 oz of flour for every 8 oz of milk. is the relationship between ounces of…

A: Given that a recipe calls for 15 oz. of flour for every 8 oz. of milk.Observe from given statement…

Q: If a train travels from one city to another in 46 minutes. If the distance betweentwo cities is 59.8…

A: Given: Time taken by train to travel 59.8 miles is 46 minutes. Find the average rate of train in…

Q: The 2010 Haiti Earthquake had a magnitude of 7.0. The 2011 Japan Earthquake had a magnitude of 9.0.…

A: The formula is M2 - M1 = log{A2 /A1 } M1 = 7 M2 = 9 Hence  9-7=2=log{A2 /A1 }

Q: A cheetah can travel 60 km in 30 minutes. What is the average speed of a cheetah?

A: The average speed formula is: total distancetotal time

Q: An airplain makes a 2,748 mile flight in 6 hours. what is the airplain's average rate of speed in…

A: From the given statement, the airplane flies 2,748 miles in 6 hours.

Q: Find the average grade of Fernando for the 1st semester based on his grades below: Suhiects Grado…

A: Note: Hi there! Thank you for posting the question. As you have posted multiple questions, as per…

Q: Elmer drove 196 km in 2 4/5 hour what was his average speed?

A:

Q: About 27% of the body of a person floating in the Dead Sea will be above the water line. Assuming…

A: Mass= density× volume

Q: is 8 g/cm while a

A: answer is in next step

Q: Mr. Crider traveled 32 kilometers in 0.5 hours.  Write a ratio that could be used to calculate his…

A: Given:Distance traveled by Mr. Crider is 32 kilometers in 0.5 hours.

Q: Decia was just issued a citation for driving 27 mph over the speed limit. If each town sets its…

A:

Q: Sally drove 500 mi. in 10hrs. Find her average speed using d = rt.

A: Sally drove = 500 miles Time taken = 10 hrs

Q: Describe the speed of 3500 km/hr as a Mach number.

A:

Q: A group of hikers starts from each town and walks down the trail toward ea oup, find the rate of…

A: Introduction: The rate of change function is defined as the rate at which one quantity changes in…

Q: If a 1.2-inch long grasshopper can jump 5 feet, how far can a 1.5-inch long grasshopper jump,…

A: In directly proportional relationship, the ratio of two variables is equal to a constant and that…

Q: A pilot flew a jet from city A to city B, a distance of 1500 mi. On the return trip, the average…

A: A pilot flew a jet from city A to city B a distance of 150 mi. on thereturn trip , the average…

Q: A person drives for 200 kilometres at a speed of 30 k.p.h. He drives another 200 kilometres at a…

A: Given that - A person drives for 200 kilometres at a speed of 30 k.p.h. He drives another 200…

Q: Write the formula of Average speed?

A: Given that : The term Average speed.

Q: If a meteorologist wanted to use the highest speed to predict the times it would take storms to…

A: Procedure to obtain 85% confidence interval in Ti-83 plus calculator: Select STAT. Go to TESTS.…

Q: A cattle train left Miami and traveled toward New York . 14 hours later a diesel train left…

A: A cattle train left Miami and traveled toward New York . 14 hours later a diesel train left…

Q: pul. 16 Scored 스90 M=100 0=10 100 20 130 70 10 2530 30 -10/M

A:

Q: Express the rate in lowest terms (in mi/h). 500 mi 124 h mi/h

A: We need to simplify the following expression 500 mi1212h

Q: Find the average rate of change    4x^2-7 on [1,b]

A: Formula used:

Q: A builder sells an 1,800 ft2 home for $117,000. What would be the price (in dollars) of a 2,600 ft2…

A: A builder sells an 1,800 ft2 home for $117,000. To find the price (in dollars) of a 2,600 ft2 home…