mma rows a boat downstream for 180 miles. The return trip upstream took 12 hours longer. If the current flows at 2 mph, how fast does Emma row in still water?

Q: Maria takes a boat upstream for 9 hours. Her return trip downstream only took 6 hours. If the river…

A: Let the velocity of Maria' boat in still water be v miles/hr, and the velocity of the water be vw…

Q: Lori recently rode her bicycle to visit her friend who lives 1212 miles away. On her way there, her…

A:

Q: It took Ramon 7 hours to drive to a rock concert. On the way home, he was able to increase his…

A: It took Ramon 7 hours to drive to a rock concert. On the way home, he was able to increase his…

Q: Andre ran 2 kilometers in 15 minutes, and Jada ran 3 kilometers in 20 minutes. Both ran at a…

A:

Q: A van travels 24 km with a constant speed of 65 km/h and another 50 km with a constant speed of 80…

A: Given, A van travels 24 km with a constant speed of 65 km/h and another 50 km with a constant speed…

Q: After riding at a steady speed for 40 miles, a bicyclist had a flat tire and walked 5 miles to a…

A: Given- After riding at a steady speed for 40 miles and walked 5 miles to a repair shop. The cycling…

Q: Drake can rake a lawn and bag the leaves in 4 hours while Anna can do the same job in 6 hours. If…

A: To find how long will it take them to finish the job.

Q: Sarah went to the internet cafe traveling 6 mph and returned home traveling 12 mph. If the total…

A:

Q: it took a crew 2 hours and 40 minutes to row 6 kilometers upstream and back again. if the rate of…

A: Let x km/h be the rowing speed of the crew in still water Given the rate of the flow is 3 km/h Then…

Q: Rosalyn and Naomi left their homes, which are 330 miles apart, and drove straight toward each other.…

A: Solution: The objective is to find the Rosalyn's speed.

Q: A train leaves Little Rock, Arkansas, and travels north 55 kilometers per hour. Another train leaves…

A: Given, one train leaves Little rock, Arkansas and travels north 55 kilometers per hourAnother train…

Q: A train leaves Little Rock, Arkansas, and travels north at 75 kilometers per hour. Another train…

A:

Q: A bus traveled on a level road for 5 hours at an average speed 20 miles per hour faster than it…

A: The relation between speed time and distance is given by; Speed=Distance time

Q: A student must leave for campus in half an hour or he will be late for class.​ Unfortunately, he is…

A:

Q: If the price of sneakers increases 6% per year, about how long will it take for the price to double?

A: Given ,  The price of sneakers increases 6% per year ,  We have to find the years that take for the…

Q: Sarah jogs at an average rate of 2/15 mile per minute. At this rate, how many miles will she jog in…

A:

Q: Next-door neighbors Bob and Jim use hoses from both houses to fill Bob’s swimming pool.  Last…

A:

Q: Two cars leave Pecos, Texas, at the same time and both travel east on Interstate 20. The first car’s…

A: Given, first car’s speed is 70 mph and the second car’s speed is 58 mph. As both are travelling in…

Q: a boat travels 150 mile upstream in 10 hours, and the return trip downstream takes 6 hours.  find…

A: Let x be the speed of the boat in still water and let y be the speed of the current.Then,Speed…

Q: A gardener can mow a lawn in 3 hours. After 2 hours, it rained and he discontinued the work. In the…

A: Given :                  A garderner can mow a lawn in 3 hours. After, 2 hours it rained and he…

Q: Rudy and Nelly both leave the park at the same time, but in opposite directions. If Nelly travels 5…

A: Rudy and Nelly both leave the park at the same time, but in opposite directions.If Nelly travels…

Q: It takes a boy 90 minutes to mow the lawn, but his sister can mow it in 60 minutes. How long would…

A: One day work of boy can be represented by the fraction 190.

Q: A ship that is in danger of sinking radios the Coast Guard for assistance. When the rescue  craft…

A:

Q: A camel can drink 13 gallons of water in 10 minutes. At this rate, how much water can the camel…

A:

Q: Amma travelled 300 km by train and 200 km by taxi, it took him 5 hours 30 minutes. But if he travels…

A:

Q: Brett leaves Seattle at 60 miles per hour. 19 minutes later, Saba leaves Seattle traveling the same…

A:

Q: A bus traveled on a level road for 6 hours at an average speed 20 miles per hour faster than it…

A: Suppose, the Average speed of the bus on the winding road was, x miles per hour  So, it's average…

Q: A freight train starts from Los Angeles and heads for Chicago at 40 mph. Two hours later a passenger…

A:

Q: Spencer went on a bike ride of 120 miles. He realized that if he had gone 25 mph faster, he would…

A:

Q: Courtney drives 290 miles in the time it takes Jack to drive 180 miles. If Courtney drives 8 miles…

A: Let x be the speed of Courtney and y be the speed of Jack. Let t be the time in hours. According to…

Q: It takes a girl 45 minutes to deliver the newspapers on her route; however, if her brother helps, it…

A: A girl takes  45 minutes to deliver the newspapers on her route. If her brother helps it takes them…

Q: College roommates John and David were driving home to the same town for the holidays. John drove 55…

A: Please see step 2 for answer and a detailed explanation.

Q: Sarah drove 3 hours more than Michael on their trip to Texas. If the trip took 37 hours, how long…

A:

Q: A bus traveled on a level road for 3 hours at an average speed 20 miles per hour faster than it…

A: Given:Time taken by bus on the level road=3 hoursTime taken by bus on the winding road=4 hoursEntire…

Q: Two cars leave Las Vegas, Nevada, at the same time after visiting the Las Vegas Motor Speedway. The…

A:

Q: Brendan can lay a slab of concrete in 15 hours, while Enrique can do it in 12 hours.  If Brendan and…

A:

Q: Gabriel drives 40 miles at a certain speed. Hitting serious traffic, he is forced to drive at a…

A: Suppose Gabriel drives 40 miles at the speed of x mph. And his speed after hitting the traffic for…

Q: It takes Sam 4 hours to rake the front lawn, while his brother, Dave, can rake the lawn in 2 hours.…

A: ANSWER IS AS BELOW:

Q: Eli’s airship flies at an airspeed of 35 mph, but he is currently flying into a very steady…

A:

Q: If you drive for 7 hours and travel 385 miles, what is your rate

A: Solution

Q: A machine produces 247 bolts in 26 minutes. At the same rate, how many minutes would it take to…

A: Given that  A machine produces 247 bolts in 26 minutes

Q: Two crooks rob a bank and flee to the east at 51 mph. In 30 minutes, the police follow them in a…

A: Consider the equation for the speed, distance and time. Let the time when the police overtake the…

Q: One morning, Justin drove 5 hours before stopping to eat lunch at Chick-fil-A. After lunch, he…

A: Let x = "how fast did he drive in the morning". Then his speed after lunch was (x+10)mph. The…

Q: Max practiced piano 5 more than 3 times as many minutes as Margie did. If Max practiced for 50…

A:

Q: A trucker drove 175 miles to make a delivery and returned home on the same route. Because of foggy…

A:

Q: On a bicycle, Rachael rides for 4 hours and is 38 miles from her house. After riding for 6 hours,…

A:

Q: A train leaves Little Rock , Arkansas, and travels north at 55 kilometers per hour. Another rain…

A:

Q: Collin went on a bike ride of 24 miles. He realized that if he had gone 8 mph faster, he would have…

A:

Q: A trucker drove 144 miles to make a delivery and returned home on the same route. Because of foggy…

A:

Q: In 1whole1/4 hours more time, Rita, riding her bicycle at 12 miles per hour, rode 2 miles farther…

A:

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.