It takes henry 8 hours longer to paint one room than it does sally. If they work together sally and henry can paint one room in 3 hours. How long does it take sally in hours, working alone, to paint one room? (Enter an exact number.)

Q: A person can fill and order in 7 hours. A new operator can complete the same job in 8. How long will…

A: To determine the time required to complete the task together.

Q: 12 cats can kill 12 mice in 12 hours, how many hours will it take for 2020 cats to kill 2020 mice?

A:

Q: A marble bust is 25 years old, and a terra-cotta bust is 85 years old. In howmany years will the…

A: given A marble bust is 25 years old, and a terra-cotta bust is 85 years old

Q: When a number in increased by 20%, the result is the same when it is decreased by 10% plus 12. What…

A: Given that, a number is increased by 20% the result is the same when it is decreased by 10% plus 12.…

Q: How many 3 3/4 wires can be cut from a spool of wire that is 100 inches long ? Will there be any…

A: Let total length of a wire is x inches. If we have to cut short wires each of length y inches, then…

Q: Christine is 41 years old and her daughter is 9. In how many years will Christine will be there…

A: Given data: Christine is 41 years old and her daughter is 9. To find: In how many years will…

Q: if six cats can catch four mice in six minutes how long it will take one cat to catch one mouse?…

A:

Q: Jasmine is 8 years younger than twice her sister's age. If Jasmine's sister is 22 years old. Then,…

A:

Q: The battery of a cell phone is enough for 9 hours when the phone is off and 1.5 hours when the phone…

A: Let the battery of the cell phone lasts 9 hours when the phone is off. The battery lasts 1.5 hours…

Q: to edit a manuscript, riley charges $50 for the first 2 hours, and $20 per hour after the first 2…

A:

Q: You can complete a typing project in 5 hours, and a friend estimates that it would take him 8 hours.…

A:

Q: A painter can finish painting a house in 7 hours. Her assistant takes 9 hours to finish the same…

A:

Q: If a garden snail can travel one mile in 33 hours, how manydays will it take for such a snail to…

A: If a garden snail can travel one mile in 33 hours then timeT taken to travel 6 miles will be…

Q: How many times greater is the value of the 3 in 230,716 than the value of the 3 in 23,716?

A: The given numbers are 230,716 and 23,716.   Identify the place of 3 in both the numbers:   It is…

Q: It takes Henry 8 hours longer to paint one room than it does Sally. If they work together Sally and…

A: Given:Sally and Henry together can paint one room in 3 hours. Then in 1 hour, they can paint 1/3 of…

Q: One crew can seal a parking lot in 15 hours and another in 20 hours. How long will it take to seal…

A: Given,        One crew can seal a parking lot in 15 hours       and another can seal parking lot in…

Q: If 21 men can paint a house in 16 hours how many men will be required to paint the house in 14 hours

A: Given that 21 men can paint a house in 16 hours

Q: Lita is 60 years old and her daughter is 40. In how many years will the mother be three times as old…

A:

Q: Carlos walks 550 meters every day if he has already walked 123 meters, how many more meters will…

A: Carlos walks 550 meters everyday.If he walked already 123 meterswe have to find how many more meters…

Q: How would I solve this? Albert, Betty, and Calvin together make $13877.60 per month with Albert…

A: Given Albert, Betty, and Calvin together make $13877.60 per month with Albert making $572more a…

Q: Bill and Ben can clean the garage together in 6 hours. If it takes Bill 10hours working alone, how…

A: Both do work in 6 hours, Bill alone does in 10 hours, So,

Q: When a number is decreased by 20% of itself, the result is 20. What is the number?

A: Let x be the number. Given that x is decreased by 20%. Then, 80% of x is left which can be written…

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: with

A:

Q: When the positive integer n is divided by 6, the remainder is 2. What is the remainder when 24n is…

A: Given  When the positive integer n is divided by 6, remainder is 2

Q: Ann can clean a house in 7 hours and michael can do it in 5 hours. they agreed to clean the house…

A: Given,  Ann can clean the house in 7 hours .  Michael can clean it in 5 hours.

Q: A stone mason can set one piece of large granite in 2/3 hours. how many pieces can he set in 8…

A: We will use unitary method to solve this.

Q: John is twice as old as Helen. Subtracting 4 from John's age and then dividing by 2 gives William's…

A:

Q: Kit is twice as old as his friend Sam. Sam is 5 years older than Cara. In 5 years, Kit will  be…

A: Form the equation using a variable and solve it.

Q: Amare worked twice as many hours as Jing. Together, Amare and Jing worked a total of 27 hours. How…

A:

Q: Angel is 28 years old and her sister is 10. In how many years Angel will be two times as old as her…

A: Given that: Angel is 28 years old and her sister is 10 years old.

Q: If someone worked one job at $10 an hour and another job at $12 an hour and made $480 in one week,…

A: Let, the number of hours the person worked at first job = x hours and the number of hours the person…

Q: Kim is 10 years older than Laura. Laura is twice as old as Melissa. If Melissa will be 10 years old…

A:

Q: 2. Eugene can finish his job alone in 120 minutes. If Jenny wants to help him, they can finish their…

A: Eugene can finish his job = 120 minutes Eugene and Jenny can finish their job = 3.5 hours

Q: A copy machine makes 153 copies in 4 minutes and 15 seconds. How many copies does it make per minute…

A: Solution:4m+15s=1534m+1560m=1534m+14m=153174m=153m=9x4m=36

Q: The capacity of an elevator is either 25 children or 19 adults. If 8 children are currently in the…

A:

Q: 3. Albert can type 1560 words in 1 and 20 minutes. How many minutes will it take for Albert to…

A: Given the questions :

Q: How many game will it take for him to hit 62 home runs if it takes 40 games for 12 home runs

A: From the given information we want to know how many game will take for him to hit 62 home runs.

Q: Ailyn can type a 5-page manuscript in Mathematics for 3 hours. Rodelyn can do the same task in 4…

A: Given- Ailyn can type a 5-page manuscript in Mathematics for 3 hours and Rodelyn can do the same…

Q: The capacity of an elevator is either 25 children or 19 adults. If 9 children are currently in the…

A:

Q: When a number is decreased by 10% of​ itself, the result is 36. What is the​ number?

A:

Q: Tanya is 12 years older than Leah . Three years ago , Tanya was five times as old as Leah . What is…

A: Tanya age =18 years  Leah age = 6 years  For detail...go through the solution

Q: If you place a 25-foot ladder against the top of a 24-foot building, how many feet will the bottom…

A: Let AB be the ladder and AC be the building as shown below Therefore, AB=25 ft ;  AC=24 ft

Q: Kenneth can do a cetain job in 3 hours, while Sanchez takes 5 hours to the same job. How long would…

A:

Q: Mary is 24 years old. Mary was twice as old as Ann was when Mary was as old as Ann is now. How old…

A: Note: There is mistake in statement as, statement talks about past in both part. which will not…

Q: janet, an experienced shipping clerk, can fill a certain order in 3 hours. felipe, a new clerk,…

A: Janet can fill the order in 3 hours. So, in 1 hour she will fill 1/3 part of the order.    Felipe…

Q: Hannah can paint a room in 9 hours. destiny can paint the same room in 15 hours. How long does it…

A:

Q: Andrea is 50 years old, and her daughter is 10 years old. In how many years Andrea will be three…

A: Given  Andhra 50 years old and her daughter is 10 years old we need to find after how many years…

Q: A man’s age is 36 and that of his daughter is 3 years. In how many years will the man be 4 times as…

A: Man's age = 36 Daughter's age = 3  Let after x years man will be 4 times as old as his daughter

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.