# Math

## Recent Questions

**math**

find the difference. 2.004 - 1.34 = ? find the sum. 7+9.26+10.1 =?

**Math**

You owe $300.00 on your credit card. Each month you fail to make a payment, your balance increases by 2%. how much will you owe after 2 years of missing payments?

**math**

Poaching causes a population of elephants to decrease by 8% per year. If there are 10,000 elephants today, about how many will remain in 50 years?

**math**

you owe $300 on your credit card. Each month you fail to make a payment, your balance increases by 2%. How much will you owe after 2 years of missing payments?

**math**

Lydia is comparing two checking accounts, one has a monthly fee of $10 and a per-check fee of $0.10, and the other has a monthly fee of $5 and a per-check fee of $0.25. What is the minimum number of checks Lydia needs to write for the first bank to be a better option?

**MATH HELP**

1. start fraction 5 over 10 end fraction minus start fraction 3 over 10 end fraction (1 point)

**math**

You owe $300.00 on your credit card. Each month you fail to make a payment, your balance increases by 2%. How much will you owe after 2 years of missing payments?

**math**

in 2001 it was estimated that 189 kg of plutonuim still remained. the half life of this plutonuim is 24,000 years. how much will be present in 24,000 years from 2001? please help

**Math**

Explain which companies would advertise APR over APY and describe how this would help them attract customers.

**math**

the current population of a threatened animal species is 1 million, but it is declining with a half-life of 20 years. how many animals will be left in 60 years?

**math**

the half-life of a certain drug in the bloodstream is 4 hours. what fraction of the original drug dose remains in 24 hours?

**Math**

Pantry package potluck portfolio help 5 items

**math**

A man sold two home for Rs195500each.he gained 15%on one home and lost15%on the other.find his gain or loss%.

**Math**

A man earns 4900 in week.how much will he earn in 10 days

**Math**

There are 28 cars. 20 are white. The rest are blue or tan. There are 4 more tan cars than blue, How many cars are blue?

**math**

THE DISTANCE BETWEEN EXIT 12 AND EXIT 13 IS 2.7 MILES. THE DISTANCE BETWEEN EXIT 13 AND EXIT 14 IS .9 MILES FARTHER THAN THE DISTANCE BETWEEN EXIT 12 AND 13. THE DISTANCE BETWEEN EXIT 13 AND 15 IS 6.8 MILES FARTHER THAN THE DISTANCE BETWEEN 12 AND 14. THE DISTANCE BETWEEN EXIT...

**math**

The ratio of perimeters of two squares is 1:2. The perimeter of the larger square is 16cm. What is the length of one side of the smaller square?

**Math**

Find two numbers the quotient is in between then estimate the quote 90÷7

**math**

Solve the following proportion x/3 = 6/9 A 18 B 27 C 2 D 24

**math**

Solve the following proportion x/3 = 8/9 A 18 B 27 C 2 D 24

**math**

The area of a rectangle is 3/5 square meter. The width is 2/5 meter. What is the length of the rectangle? How many times greater is the length that the width?

**math**

A chef has a 2 3/8 pound salmon filet. He slices the filet into 4 oz servings. How many pounds is each serving? How many 4-oz servings can the chef create from the filet. How many ounces of salmon are left over?

**Math**

If a set of closed under addition, must it also be closed under multiplication? explain your answer or give a counterexample

**Math**

Katherine uses her credit card to purchase a new television for $709.15. She can pay off up to $350 per month. The card has an annual rate of 25.7% compounded monthly. How much will she pay in interest?

**Math**

How can an exponent be negative? Use an example. Having trouble with this prompt, I don’t know how to explain what it is asking for.

**Math**

Pradip and pam each have apple slices and orange slices. The ratio of apple slices to the total number of slices is 4 to 11. The ratio of the total number of slices to orange slices on Pam's plate is 13:6. Neither person has more than 20 total slices. Who has more slices? ...

**5th grade Math**

I'm not sure how to answer this. Select two fractions whose sum is 3/4 and whose denominators are both the same but not equal to 4

**Math**

The sum of two numbers is 39. Twice the first number plus three times the second number is 101. Find the numbers.

**Math**

Can i get some help on -2/5 x -1 1/4 please tried doing this multiple times but i keep getting weird answers that don't match up at all.

**Math**

A weight of 15 ounces stretches a spring 10 inches. A weight of 24 ounces stretches the same spring 16 inches. How many inches does the spring stretch per ounce of additional weight?

**Math NEED HELP URGENT**

How is multiplying radical expression similar to FOIL with binomials?

**Math**

You have five identical pieces of equipment. There is a 1 in 10 chance that each piece will fail in a year. What is the likelihood that ALL pieces fail in the same year?

**Math**

In 2012's Superstorm Sandy, about 500,000 insurance claims were settled for approximately $7 billion. What was the average settlement amount?

**Math help**

How is multiplying radical expression similar to FOIL with binomials?

**math**

Stacey earns $2,550 per month at her job at the library. After 7 months of saving her money, she buys 3 laptop computers for her children. Each laptop costs $562. How much money does Stacey have left?

**Math**

A factory produces 7,482 widgets per day. It ships these widgets in 2 crates. Each widget sells for $7. How much money does one crate earn?

**Math**

Compare partial products and regrouping. Describe how the methods are alike and different

**math**

hat is the range of the scores for Craig? _____ Team | Bowling Scores Member | Game 1 | Game 2 | Game 3 Bob | 92 | 118 | 105 Craig | 127 | 101 | 96 Kim | 131 | 128 | 122 Nancy | 127 | 109 | 115 Phillip| 113 | 109 | 122

**Math**

-2/5 x -1 1/4 I'm confused on how to solve this. can someone help?

**Math**

1.-2/5x-9<9/10 2. 4x+6<-6 3.q+12-2(q-22) > 0

**Math**

Name the subset of the real numbers to which each number belongs divided 113

**Math**

Just want to double check If the question asks to find ratio of speed of car to speed of train given speed of car is 40 km/h and of train is 120km/h And I put as Train:car. (Instead of car:train) 120:40 12:4 3:1 Is this incorrect if I put in the reverse order but the title and...

**Math**

Regina buys eggs at the local supermarket. They are sold in different quantities and at different prices. The quantities and prices are shown. Brand A: 6 eggs $1.77 Brand B: 12 eggs $3.75 Brand C: 18 eggs $5.24 Brand D: 24 eggs $7.10 Assuming all the eggs are of similar ...

**Math**

Meiling and Jackie are playing a game of chance with a six-sided number cube. The sides of the cube are numbered 1 to 6. Meiling scores a point each time she rolls a number greater than 4. Which would give Jackie an ,begin emphasis,equally likely,end emphasis, chance for a ...

**Math**

Which set of angles could be the interior angles of a triangle? A. 10°, 20°, and 60° B. 20°, 20°, and 50° C. 20°, 30°, and 50° D. 20°, 60°, and 100° A is what i think

**math**

Alistair has 5 half-pound chocolate bars. It takes 11/2 pounds of chocolate, broken into chunks, to make a batch of cookies. How many batches can Alistair make with the chocolate he has on hand?

**Math**

Jason's Fahrenheit thermometer was broken. He wanted to know whether he should put shorts on or a winter coat. He had a Celsius thermometer and it read 30 degrees Celsius. What was the temperature in Fahrenheit? (Use Fahrenheit = 9/5 C+32) A. 86 degrees Fahrenheit B. 68 ...

**Math**

By graphing the system of constraints, find the values of x and y that maximize the objective function. 2x+y<=300 x+y<=200 x=>0 y=>0 maximum for p=x+2y

**math**

Sam cleaned 1/3 of his house in 50 minutes. How many hours will it take him to clean his rntire house?

**Math**

By graphing the system of constraints, find the values of x and y that maximize the objective function. 2x+y<=300 x+y<=200 x=>0 y=>0 maximum for p=x+2y

**Math**

By graphing the system of constraints, find the values of x and y that maximize the objective function. 2x+y<=300 x+y<=200 x=>0 y=>0 maximum for p=x+2y

**Math**

1 1/4 cups of sugar is equals to how many liters if 1 cup is equals to 0.24L? with solution please. Thanks!

**Math**

Kate’s wants a new bike from the sporting good store the bike she wants normally sells $360, the store has a sale on where all the bikes cost 5/6 of the regular price.What is the regular price

**math**

A news paper boy earns P93 a day how much did he earn in 15 weeks

**Math**

From home, Todd walked 3 blocks south and 2 blocks east to a friend's house.Then they walked 6 blocks west to school. He cannot cut across blocks. How many blocks from school does Todd live?

**Math**

The prime factorsof a number are the first four prime numbers. No factor is repeated. What is the number?

**Math**

What is the greatest square number that is even and is less then 300. What is the valueof this square number?

**Math**

Robin has 7 red beads, 27 purple beads, and 24 yellow beads. She wants to make a necklace with the pattern: 1 red bead; 3 purple beads; 2 yellow beads. How many times can she repeat the pattern? Which color of beads will she run out first?

**Math**

An older person is seven years older than six times the age of a younger person. The sum of their ages is 21. Find ages

**Math**

A union contract called for a 7.5% increase in the hourly rate of pay. If the increase is $0.39, what was the old hourly wage and what is the new hourly wage?

**math**

A fireplace arch is to be constructed in form of a semiellipse. The opening is to have a height of 2 feet at the center and a width of 6 feet along the base. The contractor cuts a string of a certain length and nails each end of the string along the base in order to sketch the...

**math**

A Dish TV satellite dish is the shape of a paraboloid. The dish is 36 inches wide, and 8 inches deep. How many inches should the receiver be located from the vertex for optimal reception? (round to the nearest thousandth)

**math**

I have a graph (0, 1), (5, 2), (10, 3), (15, 4) (20, 5), (25, 6).What is the equation for this Graph?

**math**

1 - (sin^2x / 1+cosx) = cosx

**Math help**

Determine the value(s), if any, of k for which the function f(x) = x^3 + 6x^2 + kx -4 gives the same remainder when divided by x − 1 and x + 2.

**Math and reading**

If 7oz equal $1.19 What is 1oz

**Math ( lim inf question)**

What is lim inf sin((n*pi)/8) as n --> infinity.

**Math**

If Mr. Henderson has 2 bouncy ball machines and buys one bag of the 27-millilitter balls (180 per bag) and has a40-milliliter bag (80 per bag), if puts an equal number in each machine how many bouncy balls will he have?

**Math**

12,000 is compounded semiannually at a rate of % for 20 yrs

**math**

a right rectangular pyramid has base dimensions 7yd. by 5yd. and a height of 10yd. determine the surface area of the pyramid to the nearest square yard.

**Math**

I posted this question yesterday but did not get a response so am posting again in hopes that I will get a response today. I am asking for someone to check my answers. The table shows the cost of renting a full-size rental car, based on the number of miles driven. Distance ...

**math**

interpret the meaning of 15/2 and 30/3

**Math**

Chris is four times as old as Grace and Chris is 36 years older than Grace. How old is Chris

**Math**

if salary increased by 10% last year and then 8% this year. and original salary was $50,000 per year. what is present salary since he has received the two raises? find the relative change between his original salary and his present salary. overall his present salary is what % ...

**Math**

When I am transforming square root of X in to Y= -3 (square root of x+9) -3 Do i turn the x in to negatives because its a reflection?

**Math**

Scott's salary decreased from $78,000 to $74,000. What is the absolute change in salary, and what is the relative change in salary. also New salary is what % less than his old salary. and New salary is what % of his old salary. and new salary is what times his old salary. ...

**math**

79.9 times 100= 7990 divide by 99= 80.7070707 is this right

**Math**

please help find the inverse function f-1(x) if f(x)=10^(3x) f(x)=log2(4x) Thanks a lot

**Math**

40 children were selling tickets for a charity. The ratio of the number of tickets each boy sold to the number of tickets each girl sold was 3:2. a)If 106 tickets were sold altogether, how many boys were there? b)What is the ratio of the number of boys to the number of girls ...

**Math**

the three vertices of rectangle ABCD are A(2, 1) , B(6, 1) , C(6, 4).Find the coordinates of D. Please help me,thank you.

**Math**

40 children were selling tickets for the charity. The ratio of the number of tickets each boy sold to the number of tickets each girl sold was 3:2. a)If 106 tickets were sold altogether, how many boys were there? b)What is the ratio of the number of boys to the number of girls...

**math**

Sam invests $8000 in a stock but suffers loss of 5% per month. How many months will it take for Sam to lose a half of the original value?

**math**

An 8-by-15-ft wall has three windows. Each window measures 3 ft by 4ft. The area of three windows is what percent of the area of the entire wall (including the windows)?

**Math**

Ramesh gave 1/2 of his marbles to Samyak and 1/3 of what was left to ranchit. If ranchit gets 10 marbles how many did samyak get?

**math**

what is 9+10, is it really 21?!!

**Math**

Bill and Joe leave their house at the same time heading in opposite directions. If Bill is driving three times faster than Joe and it takes them three hours to be 120 miles apart, how fast is Bill driving?

**Math**

25.7 is what percent of 141

**Math**

A jogger runs a distance of six miles at an average speed of four miles an hour, how many minutes did this take him?

**Math**

The median number of magazine appearances made by 7 models is 5. The range of number of magazine appearances by those models is 5. Determine if the following statement is true, is false, or does not contain enough information. At least one of the models made more than 9 ...

**math**

I'm wondering if someone could check my work please? I have a table: Distance driven in miles Total Cost 0

**Math**

In ∆ABC, the median AM (M ∈ BC) is perpendicular to the angle bisector BK (K ∈ AC).Find AB, if BC = 12 in.

**Math**

Write the equation of the ellipse using the given information: The ellipse has foci (–4, 0) and (–4, 4) and vertices (–4, –1) and (–4, 5);

**Math**

Write the equation of the hyperbola with the following info: The hyperbola has vertices (–2, 9) and (–2, 3) and foci (–2, 13) and (–2, –1);

**Math**

Use the info to find the equation of the hyperbola: The transverse axis of the hyperbola lies on the line y=–3 and has length 6; the conjugate axis lies on the line x=2 and has length 8.

**Math**

how many hours are in the decade from january 1, 2011 through December 31,2020?

**Math**

The 1998 film Armageddon had a production budget of $140 million. The domestic box office gross was about $200 million and the international box office gross was about $350 million. The studio considers a film a financial success if the worldwide( domestic plus international)...

**Math**

Write the equation of the ellipse using the given information: The axis has lengths 2 and 5; the major axis is vertical; and the center of the ellipse is (–1, –2).

**Math**

Write the equation of the ellipse using the given information: The ellipse has foci (4, 1) and (8, 1) and vertices (1, 1) and (11, 1);

**Math**

what is the mean number of days per month among all months in the year 2018?

**math**

Write the equation of the line that has the following: Contains point (5,3) and is parallel to y = 6x – 5 ------------------------- ---------------------------- The slope is 6 and the y intercept is 27 right?