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Problem solving: Least common multiple
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, …
Average age word problem
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 ?
…
Sharing money and equations
A certain value of money will be distributed among 24 students. If 6 students don't come each child will receive 300 dollars more money. Find the amount …
Candies and fractions
Ricky, Carl and Jerome have a total of n candies. Ricky ate 1/4 of the candies. Carl ate 1/3 of the remaining candies. Jerome ate 1/5 of the remaining …
Riddle Me Numbers
Divide me by 10 and 3 remains. A square number my first digit to be. My second digit is the product of 1 and 3. All together I'm greater than 50.
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Mrs. william is deciding between two field tips for her class. the science center charges $135 plus $3 per student. the dino discovery museum simply charges …
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Sasha and Francisco were selling lemonade for 25 cents per half cup and 50 cent per full cup. At the end of the day they had collected 15 dollars and had …
solving a word problem with 3 unknowns using a linear equation
Amanda, Henry, and Scott have a total of $89 in thier wallets. Amanda has 6$ less than Scott. Henry has 3 times what scott has. How much does each have? …
austin
Shawn was training for a hot dog contest. He trained for 6 days and each day he ate 4 more hot dogs. At the end of 6 days he had ate 150 hot dogs. How …
Percentage
If someone wants to make $10.00 when selling an item and I get 40% how much do I need to add to $10.00 it's not coming out when I add 40% to …
Word Percentage problem
8. A department has a total of 22,000 units of stock. 25% of the garments are black; 10% of the garments are size 14.
a) How many black garments …
Math and metric system
660 centimeters is equal to how many meters?
1 meter = 100 centimeters
If it was 600 centimeters instead of 660, you could easily get the answer. …
solution word problem
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 …
Multiplying Similar and Dissimilar Fractions Not rated yet
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 …
Mind Twisting vacation Trip with Proportion Not rated yet
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 …
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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 …
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You own a catering business that makes specialty cakes. Your company has decided to create three types of cakes. To create these cakes, it takes a team …
consecutive odd integers word problem Not rated yet
If the first and third of three odd consecutive integers are added, the result is 87 less than five times the second integer.
Find the third integer. …
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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 …
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If a house is sold for 187,000 there is a loss of 15% on the cost price.
For how much should it be sold to make a gain of 15% on the cost price?
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For his phone service, Ryan pays a monthly fee of $13.00, and he pays an additional $0.05 per minute of use. The least he has been charged in a month is …
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Maria has 2 electronic beepers. One beeps after every 5 seconds and the second beeps after every 9 second.
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find consecutive odd positive integers Not rated yet
The sum of squares of two consecutive odd positive integers is 202. Find the integers.
Solution
Let 2x + 1 be the first odd integer
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How much does it cost to copy 4,757 pages if the cost is as following?
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The larger of two numbers is 4 less than five times the smaller. When the smaller number is subtracted from the larger, the difference is 4. Find the numbers. …
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If I live to be 80 years old and sleep 8 hours a day, How many years have I slept
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liz, kyle, and sarah collected empty cans for a recycling drive. kyle collected 12 more cans than liz. sarah collected 2 times as many cans as liz. if …
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Michael Scott, by himself, can close 8 sales in 4 hours. If he works with Dwight, they can close 8 sales in 2 hours. How many hours does it take Dwight …
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A restaurant serves 8 fluid ounces of soup to each customer. How many quarts of soup should be prepared in order to serve 185 customers?
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New math lessons
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Oct 24, 16 06:10 PM
Straightforward proof of the law of sines. Easy to follow and understand