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MATH SOLVE
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General
Roll a number cube. If the number cube comes up odd, you win the same number of points as the number on the cube. If the number comes up even, you lose 4 points. What is the expected number of points per roll?–0.25–0.500.250.5
General
7 months ago
Find the area and the circumference of a circle with a radius 8ft. Use the value 3.14
General
7 months ago
James invests $10,000 in an account earning 6% interest, compounded annually. Curtis invests $10,000 in an account earning 5% interest, compounded annually. Given that no additional deposits are made, compare the balances of the two accounts after 10 years. (round to the nearest dollar)
General
7 months ago
An architect planned to construct two similar stone pyramid structures in a park. The figure below shows the front view of the pyramids in her plan, but there is an error in the dimensions:Two similar scalene triangles PQR and ABC with angle P congruent to angle A, angle Q congruent to angle B, and QR and BC as the bases of the triangles. The length of PQ is 6 feet, the length of QR is 9.5 feet, and the length of RP is 7.5 feet. The length of AB is 4 feet, the length of BC is 7 feet, and the length of CA is 5 feet.Which of the following changes should she make to the length of side RQ to correct her error? Change the length of side RQ to 9 feet Change the length of side RQ to 10.5 feet Change the length of side RQ to 8 feet Change the length of side RQ to 11.5 feet
General
7 months ago
Jenny wants to know how long the slide is at the playground. She knows the height from the bottom of the ladder to the top of the slide is 6 feet. The bottom of the ladder forms a right angle with the ground. She also measures the distance from the bottom of the ladder to the end of the slide which is 9 feet. What is the length of the slide rounded to the nearest tenth? The slide is approximately ? feet long.
General
7 months ago
how do you sketch and label a trapezoid that has an area of 100 cm2
General
7 months ago
Alice spent 5/11 of her money on a backpack. She had $42 left. How much was her backpack?
General
7 months ago
Which set of numbers could represent the length of the sides of a right triangle?
General
7 months ago
the length of chord AB in D is 9mm. If the measure of angle AB is 32 then find the length of AB
General
7 months ago
Simplify. (3x5+3x2−4x3+x−6)−(x3+4x4+2x2−10x) Enter your answer, in standard form, in the box.
General
7 months ago
Estimate the weight of 6 apples.
General
7 months ago
A series of tile patterns is shown below. Consider the function that represents the number of white tiles in each figure.
General
7 months ago
Quando existe, dizemos que a solução de um sistema de equações lineares é o conjunto ordenado de números que satisfaz todas as equações que o compõe. Você foi sorteado para participar de um show de prêmios em um programa de televisão da sua cidade. A regra do jogo é a seguinte: para cada resposta certa, você ganha R$ 200,00; para cada resposta errada, perde R$ 150,00. No início do jogo, você recebeu R$ 500,00 em créditos. Se você respondeu todas as 25 perguntas e terminou o jogo com R$ 600,00, quantas perguntas errou?
General
7 months ago
a boat travels upstream on the allegheny river for 2 hours. the return trip only takes 1.7 hours because the boat travels 2.5 miles per hour faster downstream due to the current. how far does the boat travel one way
General
7 months ago
What are the solutions to the following system of equations? Select the correct answer below. y = x2 − 4x + 3 2x + y = 6
General
7 months ago
Jamie is interested in cars. Which of these facts can he determine by conducting a survey in his town? A) the total number of cars in his town B) the total number of red cars in his town C) the total number of cars that have over 100,000 miles on their odometers D) the percentage of cars in his town that were made by a particular manufacturer
General
7 months ago
Which of the following can be constructed by the folding method below?Begin with a line segment and a point, not on the segment. Fold the paper to the point so that the given line segment lies upon itself.A. Perpendicular line segmentB. Midpoint of a segmentC. Angle bisectorD. Parallel lines
General
7 months ago
In a spreadsheet, before entering any data values, first enter "mean =" into cell A2 and the formula "+AVERAGE(A1:J1)" into cell B2. Next, enter "MAD =" into Cell A3 and the formula "=AVEDEV(A1:J1) into cell B3. You should see "#DIV/0 in Cell B2 and "#NUM!" in cell B3. Now enter "1" into cell A1. What do you get for the mean and the MAD of the data set?Other question:You are part of a school team planning a charity dog wash. You want to use data from last year's dog wash to predict how long it will take to wash a dog this year.Last year's dog washing team kept track of how long it took to wash each dog. It took the team 15 minutes, 20 minutes, 10 minutes, 18 minutes, and 25 minutes to wash the dogs that came in the morning. In the afternoon, four more dogs came to get scrubbed clean. It took the team 10 minutes, 12 minutes, 30 minutes, and 13 minutes to wash these dogs.Find the mean of the washing times and find the mean absolute deviation of the washing times. If necessary, round to the nearest tenth.The mean is _____. The mean absolute deviation is approximately ____ minutes.
General
7 months ago
A rectangle prism has dimensions of 2cm by 2cm by 5cm. What is it’s volume and surface area show your reasoning.
General
7 months ago
Fill in the blanks to make an arithmetic sequence 11, _ , _ , _ , _ , _ , -79Show all work :)
General
7 months ago
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