Nicole went on a 180 mile trip to a soccer game. On the way back, due to road construction she had to drive 15 miles per hour slower. This made the trip take 1 hour longer. How fast did she drive to the soccer game?

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: How long did he spend at each speed?

A: Q.  Total 3 hours duration.       Let time for first part = x hours…

Q: Shawn is training for a triathlon. He starts his workout by riding his bicycle for 1 hour and then…

A:

Q: Keiko bicycles 5 km/h faster than Praedup. In the same time it takes Praedup to bicycle 42km, keiko…

A: Given,          Keiko bicycles 5 km/h faster than Praedup. In the same time it takes Praedup to…

Q: ex commutes every day from home to school. Most of this drive is on the freeway. One day when he got…

A: Speed = distance travelled/time Let the first speed of Alex =xmiles/hour After hitting traffic he…

Q: as a result of adverse winds the average speed of a hydrofoil on the return leg of a 180 mile round…

A: Let x be the average speed of the hydrofoil on going out x-15 is the average speed of the hydrofoil…

Q: The bed of Tony's truck needs to be cleaned.  He can clean it by himself in 5 hours, but he asks his…

A:

Q: The Quicks are driving to their vacation home. After driving for 3.25 hours, they are 250 km from…

A: Given thatQuicks After 3.25 Hour of driving    250 km away from homeAfter 4.75 hours=150 km away

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

A:

Q: A bus driver planned a 2 day trip. He travelled 360 km at a certain speed on the first day. He…

A: Let the speed on the first day be  X  km/hour. He travelled 360 km on the first day. So, travelling…

Q: Disappointed about the cancelling of the Rocton World's Fair, Grace and Evelyn have decided to go on…

A:

Q: Kristy

A:

Q: Two cousins Diamond and Jasmine are training to race in the Crim race. The two girls are traveling…

A: Let it will take x hours for Jasmine to reach Diamond. The speed of Diamond is 12 mph. So, in x…

Q: it takes johnny and his dad 5 hours to wash the family car. kate, johnny's sister, can wash the car…

A:

Q: Todd is a bicyclist. He makes a daily ride of 40 miles at a constant speed. If he trains hard, he…

A: Let the initial constant speed of Todd is s mies/hour After hard training the new speed is s+4…

Q: Bonneyville and Circleville are 360 miles apart. A train takes 5 hours and 15 minutes to get from…

A: Bonneyville and Circleville are 360 miles apart

Q: Morgan and Sass were visiting a friend in Chicago. Morgan has to leave at noon, but Sass did not…

A: We will find out the total time Morgan drove.

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: Sam left his house heading east and his brother left two hours later heading west at a rate 5 mph…

A: Let Sam's speed be x . First we formulate and equation in x by using the given data an then solve…

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.