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1. Think of any positive whole number. No fractions, no decimals,no percents. 2. Double that number. 3. Add 10 to that result in step 2. 4. Divide
A great variety of 4th grade math problems your students will love
Continue reading "20 4th Grade Math Problems Students should Know how to Solve"
Some geometry postulates that are important to know in order to do well in geometry
Great word problems involving quadratic equations with detailed solutions
Continue reading "Word Problems Involving Quadratic Equations"
Two great law of sines problems that will show you how to use the law of sines to solve real life problems
Math problem about barking dogs to tease your brain. Can you solve it?
Problem: Jane has 1/6 of marbles in her hand from her bag of marbles. She wants to share it with her 3 friends, but she wants the same amount as the amount
Continue reading "Multiplying Similar and Dissimilar Fractions"
Hard order of operations problems your teacher did not show you how to solve
Continue reading "Four Super Hard Order of Operations Problems and How to Solve Them"
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
Continue reading "Fencing a rectangular garden word problem"
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 she
Average age of Dipu and Apu is 22 years. Average age of Dipu and Tipu is 24 years. Age of Dipu is 21 years. What are the ages of Apu, and tipu ? Let
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
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
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 Arvind's
A factory has 800 workers. 40% of them are females. The management decides to employ more female workers to cope with the increasing demands of the workload
The cost to rent a bike for 1 person under 5 is 3£ over age 5 is 5.50£ calculate the cost of 4 under age fives and 3 over age fives what is the total cost?
Problem A sugar cookie recipe calls for 4 1/2 cups of sugar. Alison wants to make 2/3 of the normal amount of sugar. How much sugar will Alison use in
A scientist wants to dilute a 60% acid solution by adding some 20% solution. If she starts with 80 ml of the 60% solution, how many milliliters of the
Danny and Melissa decided to rent a campervan from motorhomerepublic.com for their 20-day vacation. They are already up from packing up their stuffs when
Continue reading "Mind Twisting vacation Trip with Proportion"
During a car race, two competitors will stop to fill up the fuel tank. One does it every 4 laps, and the other every 5 laps. When the race begins, after
On June 21st, there were 9/10 of a billion stars visible to the naked eye. On December 21st, there were 4/5 of a billion stars out visible to the naked
The two legs of a right triangle are the same length. The hypotenuse is 4 meters long. Find the length of the legs. Express your answer in simplified
The tank at a gas station contained 400 gallons of gas. A tanker truck that contained 8100 gallons of gas filled the station's tank. After that the tanker
New math lessons
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Jan 13, 17 01:28 PM
What is the harmonic mean? How to calculate the harmonic mean?