A kerosene lamp is 95 years old, and an electric lamp is 55 years old. Howmany years ago was the kerosene lamp twice the age of the electric lamp?

Q: Monthly, Juan's net earnings are 5000, and expenses are 4.500. If Juan saves the difference, how…

A:

Q: Alec is seven years younger than his older brother Ethan. If Alec is 24 years old, how old is Ethan?

A: Alec is seven years younger than his older brother Ethan. If Alec is 24 years old, to find how old…

Q: A business finds daily sales decreased by 4.2% to $1825. What were daily sales last year?

A: Let daily sale was $ x last year.

Q: In 1854, during the California gold rush, each ounce of gold was worth $20, and the largest known…

A: Solution is in step 2

Q: In a week a man received a paycheck for $289.50. The withholding for taxes was $94.50. If he worked…

A:

Q: The value of a share of stock on the stock market used to be worth $85.59. It increased by 20% what…

A: Given that value of a share of stock worth is $85.59 It is increased by 20% To find its present…

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

A:

Q: In the year 2003, a person bought a new car for $12500. For each consecutive year after that, the…

A: Amount after depreciation= P [ 1 - r /100]^n  Where P is principle that is original cost , r  is…

Q: After a 30% reduction, you purchase a dictionary for $30.80.What was the dictionary’s price before…

A:

Q: When Athena was 8 years old, she was twice as old as Mario. At present, Athena is 16 years old. What…

A: Find the present age of the Mario

Q: In the year 2001, a person bought a new car for $28000. For each consecutive year after that, the…

A:

Q: A repair bill on a sailboat came to $1603, including $532 for parts and the remainder for labor. If…

A:

Q: A sweater is put on clearance for 2323 of its original price.  If the original price is $59.95, how…

A:

Q: A house has increased in value by 26% since it was purchased. If the current value is $441,00, what…

A: We can solve this as follows:

Q: A house that was purchased for $175,000 has a property tax of $7,000Four years later, the house was…

A:

Q: A particular new car loses one-third of its value when driven off of the lot. On the way home it was…

A: Given: Car loses one-third of its value when driven off of the lot. Further its value is reduced…

Q: Pamela is 13 years younger than Jiri. The sum of their ages is 35. what is Jiri's age?

A: Pamela is 13 years younger than Jiri. Sum of their ages is 35. We have to determine Jiri's age.

Q: A rental company charges $60 a day and 30 cents a mile for renting a truck. Michael rents a truck…

A: Calculation: The rental charge for one day is given as $60. Then the rent for 3 days will be,…

Q: After a 20% reduction, you purchase a television for $336.What was the television’s price before the…

A:

Q: The value of houses in Lancaster goes up by 99 each year. Cora owns a house in Lancaster that is…

A: Here Given  Price of house =$586283=P0 AVG Price Increase per year=9 %= R=0.09

Q: One morning, the girl scouts started hiking at 5:50. They arrived at the camp site at 8:20. how long…

A: Given- One morning, the girl scouts started hiking at 5:50 and they arrived at the camp site at…

Q: After a 20​% reduction​, you purchase a new laptop for ​$424. What was the original price of the…

A: Given, After a 20​% reduction​, you purchase a new laptop for ​$424

Q: Saba is x years old. Her brother is 8 years older ,and her sister is 12 years younger than she is.…

A: We are given that Saba is x years old. Her brother is 8 years older. So, her brother's age is x+8.…

Q: Jim is 3 times as old as his cousin and the difference in their ages is 18. How old is Jim?

A:

Q: After a 20% reduction, you purchase a television for $336. What was the television's price before…

A: Let assume x be the price of a television before the reduction. And television price after 20%…

Q: In 2972 the population of Hudsonville is 23,000. If the population increases by 7% each year, find…

A: QUESTION- In 2000, the population of Hudsonville is 23,000. If the population increases by 7% each…

Q: A student at the University of New Orleans makes money by buying and selling used cars. Charles…

A:

Q: Gregory was p years of age 4 years ago. In terms of p, How old will he be in 4 years from now?

A:

Q: Aaron was offered a job that paid a salary of $47,000 in its first year. The salary was set to…

A: NOTE: Refresh your page if you can't see any equations. . the first-year salary is $47000 so take…

Q: A house on the market was valued at 397,00. After several years, the value increased by 17% By how…

A:

Q: Arturo is 54 years younger than Jennifer. 6 years ago, Jennifer's age was 3 times Arturo's age. How…

A: The objective is to find Arturo's age .

Q: In the year 2003, a person bought a new car for $17500. For each consecutive year after that, the…

A:

Q: A $450 dishwasher depreciates by $75 per year.  After how many years is the dishwasher worth 0$?

A:

Q: John, a computer engineer, is twice as old as his wife was when he was as old as his wife is now. He…

A:

Q: In 2015, the enrollment at a certain community college was 5800 students and enrollment increases by…

A:

Q: A house on the market was valued at $249,000. After several years, the value Increased by 7%. By how…

A:

Q: Awais has $550, which is ninety-five dollars more than twice what Lauren  has. How much does Lauren…

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: How much would -300+40(times) be equal to?

A: Here we have to determine that How much would -300+40(times) be equal to?

Q: In 1972, the population of Hudsonville is 23,000. If the population increases by 7% each year, find…

A: Given that  Population of Hudsonville is 1972  = 23,000 The population is increases by 7% each year.…

Q: In the year 2006, a person bought a new car for $18000. For each consecutive year after that, the…

A:

Q: According to a census​ bureau, in 2007 the average price of a new home in a certain region was…

A: From the provided information, In 2007, the average price of a new home in a certain region = $254…

Q: In the year 2003, a person bought a new car for $27500. For each consecutive year after that, the…

A:

Q: After a 3% increase, the population of a city is 741000. What was the former population?

A: Consider that the population of the city is 741000 after 3% increase. The objective of the problem…

Q: Maine lobstermen netted a record catch of 75,298,328 pounds of lobsters in 2006, which was a 5.2%…

A: Given:Maine lobstermen netted a record catch of 75,298,328 pounds of lobster in 2006, which was a…

Q: After a 30% reduction, you purchase a dictionary for $30.80. What was the dictionary's price before…

A: Given: Price of dictionary after 30% reduction is $30.80 . To find the dictionary's price before the…

Q: In Louisiana, a pack of cigarettes costs about $4.82 plus 4% sales tax. How much would a person…

A: Given Information:  Cost of a cigarette pack = $ 4.82  Sales tax = 4%

Q: This year, a small business had a total revenue of $79,800. If this is 33% more than their total…

A:

Q: Gavin purchased a new truck that was worth $59,000. It depreciates by 15% each year. At this rate,…

A: When an item of $P depreciates at a rate of R% per year, then the price of the item after n years is…

Q: Maine Lobstermen netted a record catch of 75,298,328 pounds of lobsters in 2016, which was a 6.5%…

A: In this question, we have the record catch of 75,298,328 pounds of Maine Lobstermen in 2016 which…

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.