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General
kathy has a garden that is 15 feet wide and 20 feet long.she will plant 1 bulb per square foot.each bang contains 9 bulbs.how many bag does kathy need
General
1 month ago
Raffle tickets are sold and 6 prizes are available for the lucky draw. A total of 1,356 raffle tickets are sold for 4/5 dollars each and the 6 prizes cost 8 3/10 each. How much money was raise from the raffle tickets?
General
1 month ago
The local appliance store is offering 15% off an entire purchase of $2,000 or more; or 30% off a singleitem of $1,000 or more. Use the prices listed above to determine which offer will save the mostmoney on these appliances?
General
1 month ago
Solve for x. 3^x−1=9^x+2 Enter your answer in the box. x =
General
1 month ago
30 POINTS!!! Calculate the percent increase or decrease between the starting and ending quantities below. Round your answer to one decimal place.1) Start: 3 End: 102) Start: 9 End: 203) Start: 100 End: 85
General
1 month ago
A personnel researcher has designed a questionnaire and she would like to estimate the average time to complete the questionnaire. Suppose she samples 100 employees and finds that the mean time to take the test is 27 minutes with a standard deviation of 4 minutes. Construct a 90% confidence interval for the mean time to complete the questionnaire. Also, write a short explanation about the findings to the human resources director of your company summarizing the results. Use Excel for this analysis.
General
1 month ago
A new type of fertilizer is being tested on a plot of land in an orange grove, to see whether it increases the amount of fruit produced. The mean number of pounds of fruit on this plot of land with the old fertilizer was 409 pounds. Agriculture scientists believe that the new fertilizer may decrease the yield. State the appropriate null and alternate hypothesesa. The null hypothesis is ____________b. The alternate hypothesis is ___________
General
1 month ago
A survey was conducted that asked 997 people how many books they had read in the past year. Results indicated that x overbar equals 13.2 books and sequels 18.9 books. Construct a 95 % confidence interval for the mean number of books people read. Interpret the interval.
General
1 month ago
A hospital has a large tank with a dimension shown. The tank does not have a cover. What is the surface area of the fish tank.
General
1 month ago
There are 482 studemts in the school and there are two Grade 4 classes: Ms.Ashley's and Mr.Ben's classes. Mrs. Aheley's class had 15 boays and 6 girls. Mr Ben's class ahd 14 girls and 10 boys. In Ms. Ashley's class, 2/3 of the students wear glasses. In Mr. Ben's class, 1/4 of the kids have others siblings in the school.1. What fraction of the students in the school are in grade 4?2. What fraction of the grade 4 students are boys?3. What fraction of the grade 4 students are in Ms. Ashley's class?4. What fraction of the students in Mr. Ben's class that do not have siblings in the same school?5. In Ms. Ashley's class, are there more students that wear glasses or do not wear glasses?
General
1 month ago
The perimeter of a rectangle is the sum of the lengths of its four sides. Which expression where
General
1 month ago
Please help!!!!! I need help with this! Tysm if you help!
General
1 month ago
Your friend asks you to help him with his snow shoveling business and will pay you 3 pennies for the first job. You agree to help if he triples your payment for each job completed. After 2 shoveling jobs, you will receive 9 pennies, and after 3 shoveling jobs, you will receive 27 pennies.Complete and solve the equation that finds the number of pennies he will pay you after the seventh shoveling job. = number of pennies for seventh shoveling jobPayment for the seventh shoveling job = pennies
General
1 month ago
Need help on a geometry question
General
1 month ago
You are given the system of equations to solve by the elimination method, which is an INCORRECT step that will NOT produce a system with the same solution?3x + 6y = 8 4x + 2y = 10 A) subtract 6 times the second equation from 2 times the first equation B) add 3 times the first equation and −9 times the second equation C) multiply the first equation by 1/3 and subtract the second equation D) multiply 6y by 1/3in the first equation and subtract the second equation
General
1 month ago
suppose a rabbit population of 10 rabbits trippled every 2 months. write an exponential function that represents the population of rabbits and define the variable x. How many rabbits will exist after two years
General
1 month ago
for a production of sweeney Todd in Las Vegas, orchestra seats cost $42 and mezzanine seats cost $25. if a group of 14 people show up and spend a total of $486, how many of each kind of seat did they buy? use elimination to solve. please help!
General
1 month ago
Drag the tiles to the correct boxes to complete the pairs. Match each expression to the correct verbal description. 8 added to the cube of 7x the cube of the sum of 7x and 8 7 times the cube of the sum of x and 8 8 added to the product of 7 and x cubed
General
1 month ago
The displacement h(t) in centimeters of a mass suspended by a spring is modeled by the function h(t) = 1/4sin(120(pi)t), where t is measured in seconds. Find the amplitude, period, and frequency of this displacement.Please help!
General
1 month ago
A circle has an area of 75 square centimeters. Which answer is closest to the measure of its radius?
General
1 month ago
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