Math

Recent Questions

MATH @Ms Sue
Human activities, like burning fossil fuels and deforestation, have greatly contributed to global warming. In this discussion assessment, you will go on a trip around the world to explore the effects of climate change. Choose one destination that is represented by a flag. ...

math
The stem-and-leaf plot shows the test scores of a science class. Use the plot to answer the question. 1.how many students scored 78? (1 point) 1 student 2 students 3 students 4 students

Math (ms. sue?)
Given the function rule f(x) = x^2 - 5x + 1 what is the output of f(-3)? answer choices - 7 -5 25 5. My answer is 25

math
as part of their job, meteorologists use data to make weather predictions. How accurate are their predictions? what are other scenarios in which you would use data to make a prediction? how would you defend your prediction using data?

Math
Probability practice idk how to do it ;c

Math
Probability practice

Math
Erin has four shirts (white, blue, red, black) and two pairs of pants (blue and black). She randomly chooses a shirt and a pair of pants. What is the probability that they are the same color?

Math (please help me)
what is the solution of x/3 > -3 A) x < -1 B) x > -1*** C) x < -9 D) x > -9

Math (please help me)
what is the solution of the inequality 3/8x > 9? A) x > 216 B) x > 72 C) x > 24 D) x > 14***

math ms sue HELP!!!
A bag contains 2 white marbles and 7 purple marbles. Two marbles are drawn at random. One marble is drawn and not replaced. Then a second marble is drawn. A) What is the probability of selecting a purple marble and then a white marble? 2/7. B) What is the probability of ...

math help -- check answers
A good estimation for planning on purposes is to figure on ________ of your gross income to be realized income. 65% *** 70% 80% If I was told that I would be making $40,000/year, would I need to multiply or divide by the percentage from the first question to find what the ...

math
how many solutions does 2(2x-3)+6=4x have

math
1. 77 is what percent of 192? A. x/100=77/192;4.01% B. x/100=77/192;40.1% C. x/77=100/192;77.3% D. x/100=192/77;249.4%

Math
4-0.2*(0.4+0.7)

Math
A parallelogram and a triangle both have a base of 8 inches. the height of the parallelogram is 4 inches. what is the height of the triangle if both shapes have the same area?

math
JAB Consulting has a $42,500 line of credit which charges an annual percentage rate of prime rate plus 5.5%. Their starting balance on May 1 was $7,800. On May 5 they borrowed $4,700. On May 13 the business made a payment of $2,000, and on May 19 they borrowed $2,900. If the ...

math
Liz finances a piano for $3,080 by taking out an installment loan for 60 months. The payments were $82.13 per month and the total finance charge was $1,847.80. After 24 months, Liz decided to pay off the loan. After calculating the finance charge rebate, find her loan payoff. ...

math
Construct a triangle PQR,where angle QPR=135degrees, PQ=8.4cm and QR=12.5cm. state length PR.

Math
18 of Sue's muffins weigh the same as 15 of tom's muffins. How many of Sue's muffins weigh same as 7 of tom's muffins

Math
A turtle crawled 21 meters in 12 minutes. How long did it take her to crawl 14 meters if she crawled at the same rate the whole time???? 21÷12= 1.75 meters per min so 14÷ by 1.75 is 8 min correct. Or am I way off if so please explain

Math
While the car is being driven, the tire picks up a nail. How high above the ground is the nail after the car has traveled 1km ... How high above the ground will the nail be after the car has traveled 0.1 km

Math
the diameter of a car tire is 52cm. While the car is being driven the tier picks up a nail how high above the ground will the nail be after the car has traveled 0.1km

math
A bank offers a 24-month installment loan with an APR of 10%. Alicia wishes to use the loan to finance a sailplane for $42,800. After first using Table 13-1 to find the finance charge, calculate the monthly payment.

math
Lesson 7: Exploring Probability Unit Test 27.0210002 Math 6 B Unit 6: Exploring Probability

Math
Foster publishers printing press can print 5 dictionaries in 8 minutes. How many can it print in 10 minutes

Math
David wants to survey his friends about their favorite animal. He distributes the following survey. Is this an appropriate survey for David to use? Dogs are - 68% Other 32% A - Yes, with this survey David can tell what his friends' favorite animals are B - Yes, even though ...

math
I need help with the geometry and measurement unit 4 test in 6th for connections

Math
A man gets a job with a salary of 37300 dollars a year. He is promised a 2550 dollars raise each subsequent year. His total earning for a 7-year period is

Math
which of the following types of information is not suited for display on a double line graph A: the change in rainfall based on the change in temperature B: the number of and different colors of car in parking lot C: the increase in value of jewelry for each year owned D: the ...

math
how many students are in the sample 15 20 22 25

Math
For the arithmetic sequence with given first term 4 and common difference 4: its nth term is __________ its 10-th term is ________

math time
jack needs three pound twenty to buy a book.he has saved 3fifties 4twenties and 1ten.how much more should he save

Math check my answers
1. what are the next three terms in the sequence –3, 6, 15, 24,... a. 35, 46, 57 b. 34, 44, 54 c. 33, 44, 56 d. 33, 42, 51**** 2. Geoff planted dahlias in his garden. Dahlias have bulbs that divide and reproduce underground. In the first year, Geoff’s garden produced 4 ...

math
decrease 72p by 1/8

Exploring Probability Unit Test
can some one help me i am failing math can you help me with Lesson 7: Exploring Probability Unit Test CE 2015 27.0210002 Math 6 B Unit 6: Exploring Probability

Math
For questions 1-2 what is the graph of the system y is less than or equal to x+4 2x+y is less than or equal to -4

math
A ball is thrown into the air with an upward velocity of 40 ft/s. Its height h in feet after t seconds is given by the function h = -16h 2 + 40t + 6. A. In how many seconds does the ball reach its maximum height? B. What is the ball's maximum height?

Math
Find the mean median and mode of the set of data round to the nearest tenth 15,13,9,9,7,1,11,10,13,1,13

Math
What is the probability of getting an even number when rolling a six-sided number cube?

math
Solve the following system of equations: 6x – 3y + 10 = 0 2x + y + 9 = 0

math pls help? thx
a dog walker and he charges $10 to come to my house, $2 per mile walked. she charged you 16 dollars. Which equation could I use to determine how far she walked you dog. 16 + 10 = 2m 2m + 10 = 16*** 16 + 2m = 10 2m - 10 = 16

Math
Complete these ratio tables for two paint mixtures Peacock purple 2 5 ___ 15 14 __ Purple plum 7 3 __ 15 14 ____

Math
An isosceles traingle has a base of length 2m sides and length of square root 2. Determine the exact value of the apex angle in radius.

Math
f(3x)=3f(x) f(6)= 12 whats f(2)= is it 4?

Math
a family is ordering grass sod of a portion of their backyard as shown in the diagram. how many square yards of grass sod do they need.

Math
An isosceles traingle has a base of length 2m sides and length of square root 2. Determine the exact value of the apex angle in radius.

math
Write the equation for a circle that has a center (-2, 4) and radius of 3cm.

Math
I'm having a difficult time trying to solve something that should be very easy. I have the following: 40dBm - 6 dB + 10dB - Lprop > -100dBm Now, the answer should be Lprop < -144dB, but I'm getting messed up with the signs. I'm trying to move the -100dBm to the left part...

math
Find the indicated nth partial sum of the arithmetic sequence. 2, 10, 18, 26, . . ., n = 15

math
Find the partial sum. 100 Σ 2n n = 1

math
A hardware store makes a profit of $41,000 during its first year. The store owner sets a goal of increasing profits by $9000 each year for 4 years. Assuming that this goal is met, find the total profit during the first 5 years of business.

math
15 times 12 easy but hard...?

math
how do i estimate population size?

Math
If in index notation there are variables and numbers and question says to simplify and give answer as positive index then Is 1/3^2a^2 is it correct after simplifying all negative indices Or should we make it as 1/9a^2 Can we leave as 3^2? Or both Answers acceptable? I know ...

Math connexus Help
7. Yvonne put $4,000 in a savings account. At the end of 3 years, the account had earned $960 in simple interest a. How much does she have in her account at the end of 3 years? b. At what annual simple interest rate did the account grow? Show your work. c. How many more ...

Math
The price of a home is $320,000. The bank requires an 8% down payment and three points at the time of closing. The cost of the home is financed with a 30-year fixed rate at 6%. Find the amount that must be paid for the three points at closing & Find the monthly payment.

Math
In an effort to retire comfortably, you decide to deposit $750 at the end of every month into an annuity that pays 5% compounded monthly. How much will you have saved in 40 years when you are ready to retire? Round to the nearest cent.

Math. Help if you can :D
There are 14 blue marbles, 8 red marbles, and 12 green marbles in a jar. What is the ratio of the total number of marbles to number of red marbles. 1: 24:8 2: 34:8**** 3: 8:34 4:8:24

Math
A passbook savings account has a rate of 8%. Find the effective annual yield if the interest is compounded quarterly.

Math
Kim and Mario wish to have $30,000 available for a kitchen remodel in 3 years. How much money should they set aside now at 7% compounded monthly in order to reach their financial goal? Round your answer UP to the nearest cent.

Math
The lengths of two sides of a rectangle are consecutive even integers. The perimeter of the rectangle is 196cm. Find the area. -please help, I don’t know where to start or how to approach this problem.

MATH
Ok i need every answer to the 6th grade math 6b unit 5 lesson 11 test Equations, and Inequalities please

math
Write an equation in the form y = mx + b for the line which passes through (1, -10) and (-7, -2).

math
simplify (7)/(2a)*5/(a^2) a. 35/(2a^2); where a ≠ 0 b. 35/(2a^2) i know the answer is one of these two and not c or d, but im not sure if its a or b

math
The length of a spring is a linear function of the mass of the object hanging from it. For a particular spring, the length was 12 centimeters when a 2-kg mass was attached to it. When a 5-kg mass was hung from it, it stretched to a length of 18 cm. How much mass must be hung ...

math
divide. (12t^6 - 8t^8) ÷ (2t^3) a. 6t^3 - 8t^8 b. 12t^6 - 4t^5 c. 6t^2 - 8t^4 d. 6t^3 - 4t^5

math
Write an equation in the form y = mx + b for the line which passes through (6, 5) and (-8, -23).

math
Write an equation in the form y = mx + b for the line which passes through (6, 5) and (-8, -23).

Math
Look at the given triangles. Large triangle left side says 4x+2 top says 7x+7 bottom days 5x-4. Small triangle left side says x+3 top says 2x-5 and bottom says X+7. a. Write an expression in simplest form for the perimeter of each triangle. b. Write another expression in ...

Math
An Ice cream shop offers the following toppings: chocolate chips strawberry sprinkles caramel hot fudge whipped cream gummy bears If a sundae must have exactly four topping how many different sundaes can you make? 15 24 This one 12 18 Eric has two identical number cubes the ...

Math
The sample space for a roll of two number cubes is shown in the table. (1,1)|(1,2)|(1,3)|(1,4)|(1,5),(1,6) (2,1)|(2,2)|(2,3)|(2,4)|(2,5)|(2,6) (3,1)|(3,2)|(3,3)|(3,4)|(3,5)|(3,6) (4,1)|(4,2)|(4,3)|(4,4)|(4,5)|(4,6) (5,1)|(5,2)|(5,3)|(5,4)|(5,5)|(5,6) (6,1)|(6,2)|(6,3)|(6,5)|(6...

math
Find the sum of the first 15 terms of the geometric sequence. ∞ Σ 3n − 1 n = 1

math
Find the sum. (Round your answer to two decimal places.) 5 Σ 200(1.09)^n n = 0

math
Find the sum of the infinite geometric series, if possible. 12 + 10 + 25/3 + 125/18 + ...

math
An isopentagon is a pentagon with the following properties: The internal angle at one vertex if 60 degrees. The internal angle at each of the other four vertices if 120 degrees. The length of each side is a whole number of centimetres. The two sides that meet at the 60 degrees...

math
hello, im in 3rd grade and i need help on these 2 questions. 1) What is 3 as a percentage of 10? 2) The nth term rule for a sequence is 2n+3. Write the first 4 terms in this sequence. is question 1 30% thanks if you reply

Math
The flask consist of a cylindrical part and a frustum of a cone. The diameter of the base is 10 cm while that of neck is 2 cm. The vertical height of the flask is 12 cm. (a) the slant height of the frustum part; (b) the slant height of the smaller cone that was cut off to make...

Math
which one of the following gives the distance between the numbers 11 and -8? -19, -3, 19, 3 How do you figure out these problems??

Math - LImts
How do we evaluate limit of, lim x-> 0 [ln(x+1)/( (2^x) - 1)] I tried using the substitution x+1 = e^k , when x tends to 0 so does k, which gave out, lim k->0 [ k/((2^((e^k) - 1)) -1 ) ] which I simplified into( for the ease of use let e^k =a) lim k->0 [k/( ((2^a)/2...

Math
Jennifer writes the letters M-O-N-T-A-N-A on cards and then places the cards in a hat. What is the probability of picking an M? a. 1/6 b. 1/7**** c. 6/1 d. 7/1

Math
The curve y=x^3-3x^2-8x+4 has tangent L at point P (-1,8). Given that the Line M is parallel to L and is also a tangent to Q show that the shortest distance between L and M is 16 root 2 Sorry This is the correct question

Math
The curve y=x^3-3x^2-8x+4 has tangent L at point P (1,-8). Given that the Line M is parallel to L and is also a tangent to Q show that the shortest distance between L and M is 16 root 2 Thanks

Math
Sulfuric acid is diluted in water to make new mixtures. In one container, 72 ml of a 14% acid solution and, in another container, 64 ml of a 31$ acid solution. The contents of the containers are mixed together? What's the percentage strength of the acid in the mixture?

math
Guys please i need your help i am not getting the answer over the following questions. 1) Maria banked sh. 95,000 in her bank account. If the bank gives a simple interest of 17% per year, how much will she get after 3 years? 2) If Mollel got sh. 230,000 after investing some ...

Science
solve the system of equations algebraically. show all your steps. y=x^2+2x y=3x+20 Can someone show me step by step on how to get the answer it's, there are answers like this that is going to be on my math test and I don'tget it.

Math pre-Algebra please help
1 Jamal writes the letters K-A-N-S-A-S on cards and then places the cards in a hat. What is the probability an N? 1/3 1/5 5/1**** 6/1 2 Jennifer writes the letters M-O-N-T-A-N-A on a cards and then places the cards in a hat. what is probability of picking an N? 2/7 3/7 1/3 2/3...

math
How do I find the volume of an oblique cone?

math-matrices
You are given the 2x2 matrix M= (k 3) , where k is not 2. (0 2) i)Find the eigenvalues of M, and the corresponding eigenvectos. ii)Express M in the form UDU^(-1), where D is a diagonal matrix. iii)Hence find the matrix M^n.

Math
1. Choose two animals with different speeds. You can choose from the chart that starts at the bottom of this page or do research to choose your own. 2. Design a fair race in which the two animals have an equal chance of winning if they race at their top speed. Here are a few ...

math
23 of all your books are fiction. 16 of those are historical fiction. What fraction of all your books are historical fiction? Options: 1/9, 1/18, 1/3, 1/2

math
Find the sequence of the first five partial sums S1, S2, S3, S4, and S5 of the geometric sequence by adding terms. 9, 12, 16, 64/3, 256/9,... S1 = S2 = S3 = S4 = S5 =

math
Find the indicated term of the geometric sequence. a1 = 7, a4 = 189/8 , 8th term

math
The marker costs 13 as much as the pen. The pen costs 13 as much as the book. The book costs 13 as much as the game. The price of the marker is what fraction of the price of the game?

Algebra 1
Please help me with this math problem: divide (20x^2-12x+8)/(2x+8) these are the choices: A. 10x-34+ 280/2x-8 B. 10x+34+ 280/2x-8 C. 10x+46+ 376/2x-8 D. 10x-46+ 376/2x+8 Thanks so much.

Math
You can use triangle congruence theorems to prove relationships among tangents and secants. Task 1 Four tangents are drawn from E to two concentric circles. A, B, C, and D are the points of tangency. Name as many pairs of congruent triangles as possible and tell how you can ...

math
if i had to make 24 oatmeal cookies with 2/3 cup of butter, how much butter would i need to make36 oatmeal cookies

6th Grade Math
Suppose you are driving to visit a friend in another state. You are driving 60 miles per hour. You must drive 480 miles total. If you have already driven 120 miles, how long will it take you to reach your destination? Use H to represent the number of hours it will take to ...

Math
A logarithmic function of the form f(x)= log_b x+c has an x-intercept at x= 1 and a vertical asymptote at y= 0. Also, f(x) intersects with the line y= 1 when x= 8. What is f(x)? Is it log_8 x+1?

Math
Solve for unknown quantity in each proportion K/3 = 3/9 A 1 B 3 C 9 D 27

Math
If 2y to the power of 10 =25,find -y to the power of 10

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