# Math

## Recent Questions

Math
126 is the product of 7 and Victor's savings. Use the variable v to represent Victor's savings.

Joel scores in 80% of his games. They are starting the playoffs and if they make it to the state championship, they will have played 5 games. Joel wants to determine the probability that he scores in 4 of the 5 games. Joel sets up his simulation using a table of random digits ...

Math
Does the following infinite geometric series diverge or converge? Explain. 3 + 9 + 27 + 81 + . . . A) It diverges; it does not have a sum. B) It converges; it has a sum.*** C) It diverges; it has a sum. D) It converges; it does not have a sum.

Math
The box-and-whisker plot below shows the numbers of text messages received in one day by students in the seventh and eighth grades at Lincoln Middle School. Two box and whisker plots are shown above a number line. The number line is scaled from 2 to 38 by twos. The first plot ...

Math
The areas of two squares are in the ratio 9:16. The smaller square has sides of length 15cm. Calculate the size of the length of the larger square.

Math
Find the value of the term in the sequence. 7, 2, –3, –8, –13,... A) –27 B) –53 C) –63 D) –58***

Math
Divide (-6m^9 - 6m^8-16m^6) / 2m^3 I get -3m^12 -3m^11 - 8M^9 NOT A CHOICE ON PAPER could it be -3m^9 -3m^8 -8m^6

math
Would you please help/check my answers on these probability questions because I cannot come up with what the answer book says. A group of baseball fans at a sports bar in Illinois were asked about which professional baseball team they root for during baseball season. Use the ...

Math
Ron has 3 times as many stickers as Ted. They have 28 stickers altogether.How many stickers does Ron have.

math
Enrollment at Buchanan Middle School is 524. Sixteen students will be randomly chosen to attend a meeting with a U.S. senator. What are the odds in favor of Tim attending the meeting?

consumer math
The amount that results when \$2,000 is compounded at 8% annually over six years.

Math
If you pay \$950000 for a car and its value depreciates 10% per year how much will be its worth 5 years from now?

math question
The area of an equilateral triangle is decreased to 9/16 of its original amount. How does its new area compare to its original area?

Math
In a middle school computer club, 3/8 of the members are girls. Of the girls in the club, 2/5 are 6 graders. Write and solve an equation to find the fraction of the members of the club that are 6 grade girls

math
MALU EARNS rs5 MORE IN A WEEK THAN IN PRECEEDING WEEK.HE EARNED rs135 IN FIRST WEEK.HOW MUCH WILL HE EARN AT THE END OF 39th WEEK??

math
A CLOCK IS SHOWING THE RIGHT TIME AT 1PM. AFTER THIS IT STARTED GAINING 20 MIN/HR.SO,WHEN THIS CLOCK SHOWS 6PM,WHAT IS ACTUAL TIME?

math
2 cogged wheels, one having 32 cogs and other 54 cogs,work together.if second wheel turns 160 times in three-quaters of a min,how often does the other wheel turn in 8 sec???

math
15L OF 36% Alcohol solution is mixed with 30L of 45% alcohol solution.what is concentration of resultant solution??? (ans 42% how???)

Math
A firm selling type writers knows that four of its 100 type writers will not return properly and that five different ones have a defective key.If none of the other type writers has a defect,what is the probability of a buyer selecting a defective typewriter from this group of ...

Math
Mark has pair of pants in three different colors, blue, black and brown. He has five colored shirts: a white, a red, a yellow, a blue and a mixed-colored shirt. What is the probability that Mark wears a black pair of pants and a red shirt on a given day?

Math
Ronald lee has been told by a company that the probability he will be offered a job in the quality control department is .6 and the probability he will be asked to be foreman of the department, if he offered the job is .1. what is the probability that he will be offered the ...

Math
Working three days per week, a clerk earns \$255 per week. At the same rate of pay , which expression below represents what she would earn if she worked 5 days per week? ( let x represent full time earnings) 1. X= 3/5 (255) 2. X= 5/3(255). 3. X= 3(255). 4. X= 5(255) 5. Not ...

math
seven times the sum of a number and seven is 13 more than the number. what is the number? i know it cant be that hard but please help

Math
You have to answer 3 essay questions for an exam. There are 6 essays to choose from. How many different groups of 3 essays could you possibly choose?

math
Jack pay income tax at the rate of \$35416 plus 45cent for every dollar earned in excess of \$85000. Find her total taxable income if she pays \$39637 in tax.

Math
One bag contains 4 white balls and 3 black balls. If someone draws one ball from the bag and then replaces it and draws another, what is the probability that both will be black? A: 8/12 B: 9/49 C: 1/6 D: 3/7

math
Anna has \$15 more than Lala does. If I gave Lala \$60, she will have three times as much as Anna. Find how much Lala has at the first place?

Math
Four pencils cost \$0.60. How many pencils can you buy for \$0.45?

Active math's
There are the consecutive number. First and third number is 72 .find the middle number.

math
How do you round a decimal to the nearest hundredth? Example: 0.096

algebra
Mrs. Little creates a boxplot for the test scores on her latest math test. She finds that the interquartile range is 20 points. What does this mean?

Math
Gina was training for a marathon. On the first day of her training, she ran 10 yards. On the second day of her training, she ran 10,000 inches. On the last day of her training, she ran 1000 feet. How much did Gina run in all

Math
500 seat auditorium to generate 1,600 in tickets sales. They decide to set the price at \$2 for children. If the ratio of children to adults at museum activities is generally 3:2, what price should be set for adult tickets?

math
Greg's age is 2 years more than 1/3 of steve's age. Molly is 5 years older than Greg. Which equation can be used to find Molly's age, m, based on Greg's age, g, and steve's age, s?

math
andy had 5 1/2 quarts of juice. does he have enough to give a 2/3 cup serving to each of the 32 members of the band? explain

Math
Start at 500. Create a pattern that subtracts 4 from each number. Stop when you have 5 numbers.

Math
What is 7/2 into a proper fraction?

Math
How do I convert improper fractions into proper fractions?

Math
If a three digit number id formed from the digits 1, 2, 3, 4, 5, 6, and 7 with no repetitions, tell how many of this three digit numbers will have a number value between 100 and 500.

Math
Ronald lee has been told by a company that the he will be offered a job in the quality control department is 0.6 and the probability he will be asked to be foreman, if he is offered the job, is 0.1.What is the probability that he will be offered the job and asked to be foreman?

Math
A firm selling type writers knows that four of its 100 type writers will not return properly and that five different ones have defective key.If none of the other type writers has a defect, what is the probability of a buyer selecting a defective type writer from this group of ...

Math
How do I convert improper fractions into decimals?

Math
Is 14/6 bigger than 17/8?

Math help? Someone help me?
Dewight needs to restrict the domain of the cosine function so that the inverse is a function. Which description best describes how she could restrict the domain? So that y = cos(x) is always decreasing So that y = cos(x) only has one maximum So that y = cos(x) only has one ...

math
Estimate the sum to the nearest tens place 150+121+141+149=

Math
A man travels from x on a bearing of 060 to a town y, which is 200km away. At y,he changes course and goes to a town z in a bearing of 195.if z is directly east of x, calculate I. How far is y from z ii. The distance of z from x

Math
Solve by substitution: 2x= -y+3 5x-y=11

Math
A pendulum is connected to a rope 3 m long, which is connected to a ceiling 4 m high. The angle between its widest swing and vertical hanging position is pi/3. If the pendulum swings out to its widest position in 2 seconds, model the height of the pendulum from the ground ...

Math
ABC is a triangle in which B=90 if AB=6 BC=8 then calculate the length of the third side of the triangle

Math
Q. Find the perimeter of each of the following squares if the area are (a)64cm square

Math
Joe spent .55 of his money in one shop and 2/5 of it in another, he then had €6 left, how much had he at first?

math helpppp?!
A family has two children. M represents male, and F represents female. What is the sample space for the gender of the children? {F, M} {FM, FF, MM, MF} <my answer choice {FF, MM} {MF, FM}

Social Studies
1. Where did most Muslims in the Arab Empire live? a. in cities b. near Makkah c. in apartment buildings d. in villages 2. Muslim scholars a. preserved ancient learning. b. did not do original work. c. misunderstood math. d. were greatly persecuted. 3.How did Arab merchants ...

math
the ships leaves a port with a constant course and constant speed. after 2 hours the ship is 55miles south and 20 miles west of port. what is its course and speed?

math
The first three terms of a geometric sequence are as follows. 32 , 16 , 8 Find the next two terms of this sequence.

Math
1. add or subtract {4x^2+15x-3}-(3x^2+5) a.7x^2+15x-8** b.x^2+12x+2 c.x^2+15x-8 d.7x^2+8 2. Simplify the polynomial -3f^2+4f-3+8f^2+7f+1 a.5f^2-11f+2 b.11f^2+11f+2** c.5f^2+11f-2 d.-5f^2+11-2 3. Add or subtract (2x^2+6x+1)+(-7x^2+2x-3) a.5x^2-4x-2 b.-5x^2+8x-2 c.5x^2-8x+2** d...

Let f(x)=201+9e−3x . What is the point of maximum growth rate for the logistic function f(x)=20/1+9e^-3x ? Round your answer to the nearest hundredth. (0, 2) <my choice (5.54, 9) (0.73, 10) (0.73, 20)

Math
Store a has a promotion if you Bryce three shirts you get 25% off the total price of the three shirts store be has the same shirts on sale with a promotion that if you buy three shirts you get the third shirt on a 50% discount store see has the same shirts on sale with a ...

To enter a local fair, one must pay an entrance fee and pay for the number of ride tickets he/she wants. Admission to the fair is given by the equation f(x) = .50x + 10, where x represents the number of tickets purchased and f(x) represents the total price. How much does each ...

math
17.   Lavina wants to buy a rocking chair for \$160. She'll pay 10% down and pay the rest in six monthly installments. What will be the amount of each monthly payment?        A. \$27   B. \$24   C. \$26   D. \$16

I don't get this math!
Sequences that increase at increasing rates are sometimes described as “growing exponentially”. However, this is not always a correct use of the word. For example, both quadratic (constant second difference) and exponential growth share this property. Suppose that a ...

math!!
Three numbers are in an arithmetic progression; three other numbers are in a ge- ometric progression. Adding the corresponding terms of these two progressions yields 32, 26, and 32. The sum of the three terms of the arithmetic progression is 51. Find the terms of both ...

For each of the following explicit descriptions of a sequence, find a recursive description; for the recursive ones, find an explicit rule. Assume sequences start from n = 1. 1. an = 2n2 − 3n 2. a1 = 4 and an+1 = an + 2 3. a1 = −8 and an+1 = an 2 4. an =3n

math
Obtain all the zeroes of the polynomial of p(x) if sum of all the polynomials are given : (1). P (x) = x^4-8x^3+23x^2-28x+12 if 2 zeroes are 1 & 2.(2). p (x)=96x^4-128x^3+62x^2-13x+1 & 2 zeroes are 1/2 & 1/4

math
3 glasses A, B and C whose capacities are in the ratio 1:2:3 are filled with mixture of acid and water. The ratios of acid to water in A, B and C are 1:5, 3:5 and 5:7 respectively. The contents of these glasses are emptied into a single vessel. What is the ratio of acid to ...

math
3 friends A,B,C started a business investing rs 5000,10000,7500.A left the business after 6 months while C invested 5000 more after 6 months. A profit of 9000 earned at the end of the year.profit of C is ???

Math
Rohit is twice as old as roshni.5 years ago his age was three times roshni age.find their present ages

Math
A rectangular TV has an area of 1200 square inches. If the longer side is two inches longer than twice the shorter side, find the dimensions (length and height) of this flat screen TV

Math
A rectangular flat screen TV has an area of 1200 square inches. If the longer side is two inches longer than twice the shorter side, find the dimaensions(length and height) of this flat screen TV.

Math
You have a phone plan where mins are 25cents a piece you have a balance of 13.67 how many mins can you talk on the phone

math
Juan is cutting lumber into one half foot lenths.How many one half foot lengths will he get from an 8 foot long piece of lumber?

Math
I need help please. Laurie left home and ran to the lake at 10 mi/h. she ran back home at 8 mi/h. If the entire trip took 27 minutes, how far did she run in all?

math
15_2m and 12_3 5. 11m wide

One of the zeros of the function f(x)=x^3-28x-48 is x=-4. Factor the function. Show your work. How do I solve this?? Please help??

math
consider the functions f(x)=2x-8 and g(x)=x/2+4 (a) Find f(g(x)). (b) Find g(f(x)). (c) Determine whether the functions f and g are inverses of each other (a) What is f(g(x))? Simplify your answer

Math
Suppose that In 2=a and In 11=b. Use properties of logarithms to write the logarithm in terms of a and b. In 3 square root 22.

math
Mrs. Davis planted red flowers in 0.6 of her garden. She also planted yellow flowers in 0.4 of her garden. In 0.5 of the part with red flowers she also planted white flowers. What part of Mrs. Davis' garden has both red and white flowers?

Math
1.How many solutions does the system of equations have? y=6x+2 y=6x+4 a. one b. two c. infinite d. none 2. How many solutions does the system of equations have? y=1/2x-3 x-2y=6 a. one b. two c. infinitely many d. none 3. How many solutions does the system of equations have? y-...

math
how many layers of cubes are in 48 cubes

Math, Algebra
A square and rectangle have the same area. The length of the rectangle is five inches more than twice the length of the side of the square. The width of the rectangle is 6 inches less than the side of the square. Find the length of the side of the square.

math
A photograph shows 6 foot tall Mr. Jackson standing next to a building. in the photo Mr .Jackson is 2.5 centimeters tall and the building is 10 centimeters tall. what is the actual height of the building

Math
In a pen the farmer counts 20 pigs and geese for a total of 70 legs. How many animals are there for each kind?

math
How much money must Andrea invest for 2 years in an account that earns an annual simple interest rate of 8% if she wants to earn \$500 from the investment?

MATH
Convert r^2=3/(tanx) into cartesian form. I got this so far: r^2=3/(tanx) x^2+y^2=3x/y What do I DO NEXT????

Math
The shoe box has a base with an area of 147.2 cm2. What equation can be used to find the volume of the shoe box? The length is 18.4 cm, the height is 11 cm and the width is 8 cm.

MATH
The Bishop's Peak 4-H club is having its annual fundraising dinner. Adults pay \$25 apiece and children pay \$10 apiece. If the number of adult tickets sold is twice the number of children's tickets sold, and the total income for the dinner is \$1,800, how many of each kind of ...

Math
The endpoints of four line segments are given below. Which segment has the greatest length? A(2,2) and B(2,-4) D(-3,-1) and E(2,-1) M(-1,4) and N(-1,-2) P(-5,-3) and Q(2,-3)

MATH HELP!!
A quilt desighn uses parallogram - shaped pieces that have base measure of 6 inches and a height of 8 inches. if 15 pieces are used in the quilt, what is the total area of the parllogram - shaped pieces in the quilt? A. 150in B. 360in C. 720in D. 1,440in

Math
Sorry, this will be the last question I post! :) Based on the two-way frequency table, how many adults were surveyed? TypeOfcookie--adults-Children-Total- Chocolate chip| 5 |10 ? Peanut Butter |8 |6 ? Oatmeal | 7 |4 ?

Math
00 students were surveyed about their favorite sport. The results are shown in the circle graph below. How many students chose basketball as their favorite sport? Basket Ball: 22% Volley Ball: 18% soccer:29% Badminton: 13% Tennis: 18% A:220 B:130 C:500 Please, help me! :D

Math
Algebra 1 Simplify the radical _____ 5_/700 I'm confused on what to do with the 5...

IDK HOW TO SOLVE THIS WRITTEN ANSWER PROBLEM, PLEASE HELP! write an inequality to represent a situation the temperature stayed above -15 degrees

math
Yuri surveyed randomly selected middle school students in his neighborhood. He found that around 60% of them plan to participate in a charity walk organized by the town council. What is the estimated probability that it will take at least six middle school students to find one...

discrete math
Q 8: Count the number of 01-strings with following constraints. (c) The length is 9. Number of 1s is 3 more than number of 0s.

discrete math
Q 7: What is the number of `Hello's printed by the pseudo code below? (for i from lo to hi exhaust i between lo and hi inclusive, and is a empty loop when lo is greater than hi) (b) for i from 1 to 10 for j from i to 10 for k from i to j print `Hello'

discrete math
Q6:What if the bookshelf is circular, that means you cannot choose the first and last books simultaneously? Count the number of ways to choose 6 books out of 20 books on a circular bookshelf such that no two adjacent books are selected.

discrete math
Q 3: There are n identical balls and m different bins. Let Bn,m be the total number of way to put n balls in m bins. (a) What are B1,1, B2,1, B1,2, B2,2, B3,2? (b) Express Bn,m in terms of Bk;m-1, for k = 0,….. n.

MATH HELP PLZ
Use the table of simulated values to answer the question. The numbers 0 to 5 represent middle school students planning to participate in the charity walk, and 6 to 9 represent those who are not planning to participate. 7 1 0 7 8 8 8 5 3 0 3 0 0 5 7 3 8 5 4 6 5 6 6 4 2 9 3 0 7 ...

Math
Find the solutions of the equation. 2sinx+cosx=0

math
About 75% of the girls in grade 7 at Grande Rock Middle School prefer colored jeans to the regular blue ones. The randomly generated numbers in the table simulate this situation. The letter C represents colored jeans, and B represents blue jeans. CCCBC BBCCC CCBBC CCBBC CCCCC ...

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