What is the weight of the shark? What is the probability that a student chosen at random is under 20 years old or over 40 years? A baker has 16 cups of milk and 15 cups of wheat flour. How many mg of this medication is left after 78 hours if the doctor prescribed 100 mg? What will the earning be if the man sells 30 computers parts? An employer pays 15 dollars per hour plus an extra 5 dollars per hour for every hour worked beyond 8 hours up to a maximum daily wage of 220 dollars. Geometry Word Problems Involving Perimeter Example 1: A triangle has a perimeter of 50. How many students are in the class? The gist of this theorem is that you'll always be able to create a convex quadrilateral with five random dots, regardless of where those dots are positioned. This has already been solved for a number of other shapes, such as triangles and rectangles. A ball bounced 4 times, reaching three-fourths of its previous height with each bounce. The sum of three consecutive terms of a geometric sequence is 104 and their product is 13824.
To create these cakes, it takes a team that consists of a decorator, a baker, and a design consultant. The largest area that can fit around a corner is called—I kid you not—the sofa constant. If solution Z is created by mixing solutions X and Y in a ratio of 3:11, then 2520 ounces of solution Z contains how many ounces of a? How much money do they make per hour after Jacob got the raise? The angles of elevation from the top and bottom of the man are 45 degrees and 44 degrees. The third angle is equal to the sum of the two equal angles. A man has 15 coins in his pockets. What is the probability that a two-digit number contains a 2 or a 7? Substituting x for 35, you will get: 35, 35, 70, 220 Answer: The values of the angles are 35°, 35°, 70° and 220° How to solve problems involving Similar Triangles and Proportions? Noah wants to share a certain amount of money with 10 people. The width of the original rectangle is 4.
Her older sister Sarah can do the same job in 45 minutes. Feel free to select from this list and give them to your students to see if they have mastered how to solve tough algebra problems. Find the lengths x, y and z. If g is my grandson's age in years, then my grandson is 365g days old. What is the largest two-dimensional area that can fit around the corner? The three letters correspond to the three sides of a right triangle. How much money is Noah trying to share if each person still gets the same amount? Would you like to answer one of these instead? Company A realizes that when they tutor for 3 hours, they make 45 dollars. The loop doesn't have to be a circle, it can be any shape you want, but the beginning and the end have to meet and the loop can't cross itself.
It is a classic problem in computer science and is used as a benchmark test for optimization algorithms. Find out below how you can print these problems. If the triangle is not isosceles, what is a possible value of x? A cereal box manufacturer makes 32-ounce boxes of cereal. In a college, about 36% of student are under 20 years old and 15% are over 40 years old. If the length is increased by 4 inches and the width is decreased by 1 inch, the area will be 60 square inches.
The thing is the third angle Z is not really another variable—once you know X and Y the angles of the triangle are determined. If you think your friends would like to try these problems, please share: Speak to you soon! Solution: We draw a right triangle inside the cylinder as follows: Note that the bottom leg of the triangle is equal to the radius of the circle not the diameter which is why it is 3 and not 6. A shark was caught whose tail weighted 200 pounds. What number did you start with? A Basketball player has successfully made 36 of his last 48 free throws. Yet as these Japanese researchers demonstrated, a certain type of amoeba can be used to calculate nearly optimal solutions to the traveling salesman problem for up to eight cities. What is the minimum amount of money raised if there are 224 participants.
The online math helpers also have the answers and in some cases, worked out solutions so that students can correct any mistakes and make sure they are on the right track. If the triangle is not isosceles, what is a possible value of x? So, I am 72 years old. This plate is then placed on top of a nutrient rich medium. A cash drawer contains 160 bills, all 10s and 50s. The above system of 3 equations in 3 unknowns g, s and m can be solved as follows. If point O is the center of the top of the cylinder and B lies on the circumference of the bottom of the cylinder, what is the straight-line distance between O and B? The square root of a number plus two is the same as the number. How much was invested at 5% if the yield is one-fifth of the amount invested at at 10%? If it's odd, multiply it by 3 and add 1.
What is the maximum value for the depth if the manufacturer will only use whole numbers? You want to earn at least 200 per week. Working together, they need to wash 30 cars in 6 hours. I am a two-digit number whose digit in the tenth place is 1 less than twice the digit in the ones place. The square root of me plus the square root of me is me. During a fundraising for cancer at a gala, everybody shakes hands with everyone else in the room before the event and after the event is finished. Circles C2 and C3 have equal radii.
If it takes the satellite 3 hours to complete 1 orbit, how far is the satellite after 1 hour? Hard math problems for 8th graders, 9th graders and 10th graders cover all types of questions and range from questions that are slightly difficult to very hard math problems. The company wants to increase each dimension by the same amount so that the new volume is twice as big. Walnuts cost 4 dollars per pound and pistachio cost 6 dollars per pounds. An object is thrown into the air at a height of 60 feet. This week Bob puts gas in his truck when the tank was about half empty. The motherboards for a desktop computer can be manufactured for 50 dollars each.
I was unable to do so but I do have the unbelievable solution if you have any trouble. Ethan has the same number of male classmates as female classmates. Cake B takes the decorator 10 hours, the baker 4 hours, and the design consultant 2 hours. If you think your friends would like to try these problems, please share: Speak to you soon! Yet as these Japanese researchers demonstrated, a certain type of amoeba can be used to calculate nearly optimal solutions to the traveling salesman problem for up to eight cities. However, you want to work no more than 25 hours per week. Without hiring additional employees, there are 398 decorator hours available, 164 baker hours available, and 58 design consultant hours available.
Five days later, bob puts gas again when the tank was about three fourths full. In the shaded triangle, one angle is then x less the 60 degree angle from the small equilateral triangle. Suppose you roll a red number cube and a yellow number cube. The amount of water a dripping faucet wastes water varies directly with the amount of time the faucet drips. So the unknown corner of the triangle is 180 - 40 + 30 which is 110.