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Bessy and Bob algebra word problem
Bessy has 6 times as much money as Bob, but when each earn $6. Bessy will have 3 times as much money as Bob. How much does each have before and after …
Fencing a rectangular garden word problem
A farmer has 260 meters of fencing and wants to enclose a rectangular area of 4200 square meters. what dimensions should he use?
Area = length × width …
Math problem about age
Arvind is eight year older than his sister. in three year, he will be twice as old as his sister. how old was they are now?
Solution
Let x be a …
Applications: Number problems and consecutive integers
Sum of 3 consecutive odd integers is -3, what are the integers?
Solution
A number is odd if it has the following format: 2n + 1
Let …
find length and width of a triangle
The Phillips family wants to fence their backyard. They know the yard has a perimeter of 24 meters and an area of 32 square meters. What is the yard's …
Find water left in a tank using arithmetic sequences
A water tank is emptied at a constant rate. Initially, 36,000 gallons of water were in the tank. A the end of five hours, 16,000 gallons remained. How …
Marble problem and algebra Not rated yet
There are two bags. Each bag contains an unknown number of marbles. If 100 of the marbles in the first bag are placed in the second bag, the number in …
Survey and intersection of three sets Not rated yet
In a survey of 400 students of a college it was found that 240 study mathematics, 180 study Statistics and 140 study Accounts, 80 study mathematics and …
A combination problem Not rated yet
There are 13 qualified applicants for 4 trainee positions in a fast food management program. How many different groups of trainees can be selected?
…
Dollar Bills and system of two linear equations Not rated yet
“A student has some $1 bills and $5 bills in his wallet. He has a total of 15 bills that are worth $47. How many of each type of bill does he have? ”
…
A Little Tricky Algebra word problem Not rated yet
Navin spent 25% of it and gave 2/5 of the remainder to his brother. He then spent the remainder amount on 9 story books. If each story book costs 12, how …
Mystery 2-digit numbers and systems of linear equations in three variables Not rated yet
2-digit numbers
There are three boxes to be added together to get 87.
The first box is ten more than the second and the
second is ten more than …
Population growth Not rated yet
The population of a town with an initial population of 60,000 grows at a rate of 2.5% per year. What is population in 5 years? In 10 years? How many years …
Price of 3 pens without discount Not rated yet
A stationery store sells a dozen ballpoints pens for $3.84, which represents a 20% discount from the price charged when a dozen pens are bought individually. …
volume of a cone and a precious substance Not rated yet
A cone shaped container with a height of 15 feet and radius of 5 feet is filled with a substance that is worth $25/ft 3 . Find the total value of the substance …
Mixture word problem with sand and soil Not rated yet
2 m 3 of soil containing 35% sand was mixed into 6 m 3 of soil containing 15% sand. What is the sand content of the mixture?
Let x% be the amount …
Dr. Abdullah Kamran Soomro Not rated yet
PROBLEM
Jane spent $42 for shoes. This was $14 less than twice what she spent for a blouse. How much was the blouse?
SOLUTION
Let "x" be how much …
Ages of 5 Children Born at the Intervals of 3 Years Each Not rated yet
The sum of ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?
Let x be the age of the youngest …
Phone card word problem Not rated yet
Elsa purchased a phone card for $25. Long distance cost .11 a minute using this card. Elsa used her card only once to make a long distance call. If the …
solve word problem Not rated yet
If a number is added to the numerator of 11/64 and twice the number is added to the denominator of 11/64, the resulting fraction is equivalent to 1/5. …
Jul 20, 21 10:08 AM
Learn to calculate the mean of a discrete random variable with this easy to follow lesson