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A bus makes a stop at 2:30, letting off 16 people and letting on 3. The bus makes another stop ten minutes later to let off 2 more people. How does the number of people on the bus after the second stop compare to the number of people on the bus before the 2:30 stop?
General
4 months ago
how to solve 8÷4×2+18 using order of operations step by step
General
4 months ago
Two planes flew between two cities at speeds of 200 mph and 260 mph respectively.If the slower plane required 3/2 hours longer, how far apart are the cities
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4 months ago
x+y+z=126x-2y+z=163x+4y+2z=28What does x, y, and z equal?
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4 months ago
Solving Linear EquatSolve the linear equation:3.4 + 2(9.7 – 4.8x) = 61.2
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4 months ago
Consider the equation 8x + 5 = 37. Write a real-life scenario that this equation could model.8x+5-5=37-5 8x=32 8x/8=32/8 x=4
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4 months ago
A man invested one-third of his money at 5%, half of his money at 3%, and the rest at 4.5%. If his total annual investment income was $470, how much had he invested?
General
4 months ago
ANSWER ASAP!! GIVING BRAINLIEST TO FIRST PERSON TO ANSWER BOTH QUESTIONS!!!A square and a rectangle have the same perimeters. The length of a side of the square is 4x-1. The length of the rectangle is 2x+1 and the width is x+2. What is the value of x? What is the perimeter of the square and the rectangle?1. DEFINE YOUR VARIABLE2. WRITE AND EQUATION3. SOLVE THE EQUATION4. WRITE A SENTENCE FOR YOUR SOLUTION
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4 months ago
Suppose that 65% of all dialysis patients will survive for at least 5 years. In a simple random sample of 100 new dialysis patients, what is the probability that the proportion surviving for at least five years will exceed 80%, rounded to 5 decimal places?
General
4 months ago
If the length of a diagonal of a rectangle is twice the length of one of the sides of this rectangle, then what are the angle measurements between the diagonals?
General
4 months ago
Assume 2 kg of apples is 1 dozen and that each apple has 8 seeds. How many apple seeds are in 14 kg of apples?
General
4 months ago
In 2016, among the top 100 grossing movies in a particular country, 16 were rated PG-13 and earned over $100 million. The number of movies that were rated PG-13 that earned less than $100 million was 29. The number of movies that were not rated PG-13 that earned less than $100 million was 39. What was the number of movies that earned over $100 million and that were not rated PG-13?
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4 months ago
Pam is an employee at a jewelry kiosk in a mall. If Pam works hard, there is a 75% probability that jewelry profits will equal $400 a day and a 25% probability that jewelry profits will equal $200 a day. If Pam shirks, there is a 25% probability that jewelry profits will equal $400 a day and a 75% probability that jewelry profits will equal $200 a day. Suppose Pam is paid 50% of the daily jewelry profits. What is Pam’s expected gain from working hard?
General
4 months ago
The cycle time for trucks hauling concrete to a highway construction site is uniformly distributed over the interval 50 to 70 minutes. What is the conditional probability that the cycle time is no more than 65 minutes if it is known that the cycle time exceeds 55 minutes?
General
4 months ago
A group of statistics students decided to conduct a survey at their university to find the average (mean) amount of time students spent studying per week. Assuming a population standard deviation of six hours, what is the required sample size if the error should be less than a half hour with a 95% level of confidence?
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4 months ago
Joe had eight sections of the fence to paint. He painted 2/3 of each section in one hour. How many hours did it take him to paint all the sections of fence?
General
4 months ago
Jacob has $1,000 in a checking account and withdraws $40 each week. His account requires a minimum balance of more than $400. Write an inequality to model the number of weeks, x, that he can withdraw $40 to maintain the minimum balance requirement.
General
4 months ago
Mary and Lamar establish a tutoring service at a local mall. They tutor college students in math and English. They charge $40 per hour for tutoring. In the month of January they charged for 200 tutoring hours. The expenses of their business are given in the table below. Expense Amount/Month Rent of Space $4000 Electricity $325 Advertising $375 Using the formula Profit = $40(number of hours) – (expenses) , calculate their profit for the month of January.
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4 months ago
Which of the following points lie in the solution set to the following system of inequalities?y > −3x + 3y > x + 2a(2, −5)b(−2, 5)c(2, 5)d(−2, −5)
General
4 months ago
A scale has a percent error of 5%. The actual mass of a rock is 258 g.Select from the drop-down menus to correctly complete the statement.The scale is likely to show the mass is either [Choose...] g or [Choose...] g.
General
4 months ago
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