Ron traveled 6.8 miles of his delivery route in 1.2 hours. At this same rate, which of the following is closest to the time it will take for Ron to travel 20 miles?

Q: Smith Engineering is in the process of reviewing the salaries of their surveyors. During this…

A: An experienced surveyor can survey a roadbed in 7 hours. ⇒Experienced surveyor can survey 17part of…

Q: Kirks average driving speed is 7km/hr, faster than Thors. In the same length of time it takes Kirk…

A:

Q: As part of her fitness program, Karen has taken up jogging. If she jogs 1 mi the first day and…

A: Formula:   Consider the arithmetic progression is a, a+d, a+2d,……….a+(n-1)d. Formula for nth term n…

Q: it takes angela 2hrs longer to do a certain job than it takes cat. They worked together for 3hrs,…

A: Let t = time required by cat to do the jobthen (t+2) = time required by angela to do the job

Q: A machine that drills holes for wells drilled to a depth of -72 feet in one day (24 hours). If the…

A: A constant rate signifies that the work done during each moment of is same. Equations can be formed…

Q: An installer works for 6 hours and completes 48% of a job. How many hoursare needed for the complete…

A: We have, an installer works for 6 hours and completes 48% of a job. We need to calculate How many…

Q: Stan and Hilda can mow the lawn in 40 min if they work together. If Hilda works twice as fast as…

A:

Q: Allen runs 8 miles in 3 hours at a steady pace. How long does it take him to run 3 miles?

A: speed is calculated by the formula,

Q: Cardo is 8 yrs. More than twice Lito’s age. 4 yrs. ago Cardo was three times as old as Lito. How old…

A: Let present age of Lito be x years and present age of Cardo be y years. It is given that Cardo is 8…

Q: Approximately 25% of study time for Sarah was below  ___________

A: Given the box plot of two students

Q: The number of bacteria in a certain culture was found to be 4 x 10° at noon of one day At noon the…

A:

Q: Mrs. Jackson traveled to a city 390 miles from his home to attend a meeting. Due to car trouble his…

A:

Q: How many average candy bars would you have to eat to ­supply the energy needed for 8 hours of…

A: Consider the given statement. Known fact: 1 candy bar supplies 1×106 Joules and one hour of running…

Q: A commercial airplane flying with a speed of 700 mi/h is detected 1000 miles away with a radar. Half…

A: Given:

Q: While examining evidence from a shooting, a ballistics expert informs Detective Bianca that a bullet…

A:

Q: S is 4 years older than J. 8 years ago, s was twice as old than J. What are the ages of S & J?

A: Let the age of S be x years, then the age of J is (x - 4) years, because S is 4 years older than J.

Q: A driver sets out on a 20-mile trip. When he has gone halfway he finds he has averaged 25 mph. At…

A: In order to average 40 mph on a 20-mile trip, the time histotal trip must take is found by the…

Q: Annika finished 1/4 of her run in 1/2 of an hour. How long will her whole run take.

A: Soln :- Annika finished 14of her in12hour. Full run =4×14of her run

Q: The amount of water required for a yard which has been landscaped for a desert environment is 17% of…

A: The value of x% of y is calculated using the formula below.

Q: How many minutes did it take the faster runner to finish the 8 mile run?

A: Let the distance be 8 mile, Pepe averaged a speed of 1/2 mile in 4.5 minutes where Paula averaged…

Q: Devontre rode his bike uphill 5 miles and then back downhill. The rate at which Devontre traveled…

A: Let his uphill rate is = x mph So his downhill rate is = x+20  Distance= 5 miles in each case.

Q: 14. Louis is running at a constant speed and 1 traveled 3 miles in 9 minutes. How long would it take…

A:

Q: A family was taking a trip of 225 miles. On the way home, they were able to drive 5mph faster and…

A:

Q: A ski resort can manufacture enough machine-made snow in 4 h to open its steepest run, whereas it…

A: The time taken for the ski resort to manufacture machine made snow is 4 hours.The time taken for the…

Q: Nina ran 12 laps in of an hour. At this rate, how many laps could she run in an hour?

A:

Q: Use a sketch to illustrate the given situation and determine the solution. a. The ratio of U.S.…

A: (a)-According to question given that the ratio of U.S Citizens to Non citizensduring a given period…

Q: The half-life of the drug Morphine in the blood is 120 minutes. If 75 mL are given to a patient at…

A:

Q: Two buses leave Phoenix at the same time traveling in opposite directions. One bus travels at…

A: Let t denote the time after which the two buses are 896 miles apart.The bus which travels at 57 mph…

Q: For a set amount of time, the distance Kirk can run is directly related to his average speed. If…

A:

Q: Suppose the value of a car V is related to the number of years since its purchase by the formula V =…

A: Here the value of car  is given V = 25000-2100n After 5 year then n = 5

Q: Tom and Jerry can mop the floor in 37 minutes if they work together. If Tom works 5 times as fast as…

A: We are solving first question only as per the answering guidelines. If you want any specific…

Q: A space ship travels at 25 miles per hour and traveled continuously for 211 hours. Enter the answer,…

A: We have to find out how many miles the space ship travelled.

Q: explanation

A: Round-Robin tournament: This comes out from the round-robin principle, where each person gets an…

Q: From her bedroom window, a girl drops a water balloon to the ground 6.0 m below. If the balloon is…

A:

Q: A truck leaves a depot at 11 A.M. and travels at a speed of 45 mph. At noon,a van leaves the same…

A: Let after x hours when the van starts it will overtake the truck.  We will use the formula:…

Q: A college student takes the same number of credits each semester. She had 9 credits when she…

A: Given,          A college student takes the same number of credits each semester. She had 9 credits…

Q: Two cars are driven at a constant speed on a test circuit. One makes a complete circuit in 84…

A:

Q: on a bike ride of 72 miles. He realized that if he ha uld have arrived 8 hours sooner. How fast did…

A:

Q: A laptop computer consumes about 20 watts of electricity per hour when operating. At $.10 per…

A:

Q: How many miles would the plane travel in 3 hours at the same speed? miles

A:

Q: Stan and Hilda can mow the lawn in 30 min if they work together. If Hilda works twice as fast as…

A: From given information ,

Q: Your deposit of $3000 is now worth $3500. If your money was invested at 6% interest, to the closest…

A:

Q: A train leaves San Diego at 3:00 PM. A second train leaves the same city in the same direction at…

A: Given data are: Time at which First train leaves San Diego = 3:00 PM Time at which Second train…

Q: how long will it take to complete the sweeping?

A: Let the amount of time taken by the truck to sweep the entire town be t hours. The total distance…

Q: Solve the following for x: 22 lx-31

A: Given,           x-4x-3≥2

Q: calculate

A:

Q: liver traveled 100 km at a certain speed. In going back, he increased his speed by 10 km/hr. If it…

A: Given :Oliver traveled at a certain speed = 100 kmIn going back, he increased his speed by 10…

Q: Susan starts work at 4:00 and Dee starts at 5:00. They both finish at thesame time. If Susan works x…

A: Dee started 1 hour after Susan  So Dee works 1 hour less than Susan

Q: Two cars travel toward each other from cities that are 427 miles apart at rates of 64 mph and 58…

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.