aint four portraits. How long will it take the same painter to finish 20 portraits at a similar rate?

Q: 1/5 of a class study english and 3/5 study math. If the class consists of 80 students, how many…

A: In this question we need to find out how many students study English and math in the class. total…

Q: A field provides grazing for 18 sheep for 8 days. How many days grazing would it provide for 24…

A:

Q: John can finish a job alone in 5 hours. Jack can finish the same job alone in 6 hours. How long does…

A: John can finish a job alone in 5 hours. Jack can finish the same job alone in 6 hours.

Q: Ben decides to prepare for a marathon by running ten minutes a day, six days a week. Each week, he…

A: Given Each week Ben increase his time  running by two minute per day

Q: The number of hours left in the day is half the number of hours already passed.       How many…

A: It is given that, the number of hours left in a day is half the number of hours already passed. Let…

Q: Jonathan can paint the wall in 6 hours. What part of the   wall is painted in 4 hours?

A: Jonathan can paint the wall in 6 hours.

Q: It takes a pump 10 minutes to move 55 liters of water up the hill.Using the same pump under the same…

A: We need to find the amount of water move in 22 minutes

Q: A college student takes the same number of credits each semester. She had 8 credits when she…

A: A college student takes the same number of credits each semester. She had 8 credits when she…

Q: It takes 4 hours for 9 cooks to prepare a school lunch. How long would it take 8 cooks to prepare…

A: let x be the number of hours required. Given that it takes 4 hours for 9 cooks to prepare a school…

Q: Eight students take 8hours to complete a job. How Will long will it take 12 students working at the…

A: Given that, 8 students take 8 hours to complete a job. Let 12 students will tak x hours to complete…

Q: Rhoda can paint a room in 4 hours. sam can paint the same room in 5 hours. Rhoda and Sam worked…

A: Rhoda can paint a room in 4 hours. sam can paint the same room in 5 hours. work done by Rhoda in 1…

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: during a 5 day week jesse spent 225 minutes driving in the car at this rate how many minutes will…

A: Here the time Jess spent driving in a 5 day week is given. So considering time that the car is…

Q: At first 1/3 of the children in the room were girls. When 3 boys left, 1/2 of the remaining children…

A: At first 1/3 of the children in the room were girls. When 3 boys left, 1/2 of the remaining children…

Q: An apple farm yields an average of 45 bushels of apples per tree when 21 trees are planted on an…

A:

Q: Times for a surgical procedure are normally distributed. There are two methods. Method A has a mean…

A: From the provided information, For method A, Mean (µ) = 25 Standard deviation (σ) = 2 For method B,…

Q: If it takes 10 people 10 days to dig a hole, how long will it take 5 people to dig half a hole?

A:

Q: An experiment in science class starts with 30 bacteria and the amount of bacteria doubles every…

A: To find the bacteria after 6 hours

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.