# Homework Help: Math

## Branches of Math

## Recent Math Questions

**math**

The container when 3/5 filled can hold 45 marbles. a) How many will it hold when filled? b) How many more marbles are needed to completely fill the container?

*Tuesday, February 28, 2017 by indira*

**math 1**

3x - 8y = -17 2x -7y = -18

*Tuesday, February 28, 2017 by Rocky*

**math**

Identify and give all the appropriate names for three different quadrilaterals or other geometric figures in this Navajo eye dazzler design.

*Tuesday, February 28, 2017 by Please help math*

**math**

You flip a fair coin 10,000 times. Approximate the probability that the difference between the number of heads and number of tails is at most 100.

*Tuesday, February 28, 2017 by D*

**Math**

Write as a radical power 1. 3√13^2 2. √(2/3)^5

*Tuesday, February 28, 2017 by Mileena*

**Math**

True or false (check) A. All integers are natural numbers FALSE B. All rational numbers are integers TRUE C. All natural numbers are whole numbers TRUE D. All rational numbers are roots FALSE

*Tuesday, February 28, 2017 by Mileena*

**Math**

Calculate the perimeter of a rectangle whose length and breadth are 15m and 12m.find the cost of fencing the field at the rate of rs 25 per meter.

*Tuesday, February 28, 2017 by Anonymous*

**Math**

How do you simplify radicals √162

*Tuesday, February 28, 2017 by Mileena*

**math**

what is the particular integral of xe^x??

*Tuesday, February 28, 2017 by tish*

**math**

If the variance of a light bulb is 400 and the mean lifetime of a light bulb is 600 hours. find the probablity of a light bulb lasting at most 622 hours

*Tuesday, February 28, 2017 by Jessica*

**Math**

A manufacturer uses a mold to make a part in the shape of a triangular prism. The dimensions of the part are shown below. Dimensions - a-14.4 mm b-8.25 mm c-7.5 mm h-2.1 mm Which estimate is closest to the volume in cubic millimeters in the part? A)625 B)125*** C)249 D)446

*Tuesday, February 28, 2017 by potato*

**math**

One winter day, the temperature was between –14°F and –3°F. Which inequality represents the range of temperatures, t, during that day?

*Tuesday, February 28, 2017 by joji*

**Math**

write the ratio as a fraction in lowest terms. Compare in inches 3 feet to 28 inches

*Tuesday, February 28, 2017 by Persephone*

**math**

what is the cost of nine ounces of cheese at $.80 per pound? can anyone solve it and explain me. thank you.

*Tuesday, February 28, 2017 by sai*

**Math**

Find the function Rule. x= -2 -1 0 1 2 y= 9 4 -1 -6 -11 It's hard for me to find the answer. Please help me!

*Tuesday, February 28, 2017 by Ashlie*

**math**

what is the cost of nine ounces of cheese at $.80 per pound?please help 16 ounces = 1 pound 9 ounces = 0.5625 pounds

*Tuesday, February 28, 2017 by sai*

**optional math**

Seventh term of geometric series is 64 and sum of its 10 terms is 1023. Find its 15th term.

*Tuesday, February 28, 2017 by Aakash*

**math**

what is the cost of nine ounces of cheese at $.80 per pound?

*Tuesday, February 28, 2017 by sai*

**Math**

b+6

*Tuesday, February 28, 2017 by Shah*

**math**

A school debate team has 4 girls and 6 boys. A total of 4 of the team members will be chosen to participate in the district debate. What is the probability that 2 girls and 2 boys will be selected? A.3/7 B.4/10 C.1/14 D.1/210

*Tuesday, February 28, 2017 by Curt*

**Math grade 6**

3 rectangular metal blocks,8 cm long, 6 cm wide & 5 cm high, were placed in an empty rectangular glass tank.water was then poured in until it reached a height of 10 cm. Another 5 similar blocks were put into the water so that it reached the brim of the tank. Assuming there was...

*Tuesday, February 28, 2017 by Peach*

**math**

the angles of a Pentagon are x°,2x°(x+30)°,(x+40)°,find x

*Tuesday, February 28, 2017 by gbemisola*

**math**

2a/x-1-2x/x-2

*Tuesday, February 28, 2017 by Trisha*

**math**

A cyclist travel at an average speed of 150km/h.how many hours will it take him to travel in metres?

*Tuesday, February 28, 2017 by gbemisola*

**Math grade 2**

Max,Noel, Cindy and Dan shared 36 candies equally. How many sweets did each if them get?

*Tuesday, February 28, 2017 by Peach*

**Math grade 2**

There are 458 girls and 641 boys in a school hall. How many more boys than girls are there in the school hall?

*Tuesday, February 28, 2017 by Peach*

**Math grade 2**

Mrs. Cruz baked 250 chocolate cookies.she baked 79 fewer strawberry cookies than chocolate cookies.how many strawberry cookies did she bake

*Tuesday, February 28, 2017 by Peach*

**Math**

A. The cube roots of -27 are 3 B. The fourth roots of 81 are 3 C. 3√-1000=-√1000 D. 4√-16=-4√16 Which of the following statements are true 1. B and C only 2. A, B and C only 3. A,B,C and D 4. Some other combination of A, B, C and D

*Tuesday, February 28, 2017 by Mileena*

**Math**

Does anyone have the answers for the Penn Foster Math for Business and Finance proctored exam? 060497

*Tuesday, February 28, 2017 by Anon*

**Math**

Scott is attempting to approximate the value of √110. The two whole numbers that √110 will fall between are?

*Tuesday, February 28, 2017 by Mileena*

**Math**

Simplify to positive exponents only 1. (X^4)^3 2. (X^-3)^-2 3. (4^-1)(3^-1) 4. (4ab^)(-5a^3b^2) 5. (5a^8b^-12)(-10a^3b^7)

*Tuesday, February 28, 2017 by Mileena*

**Math**

An electron weighs about 10^(-27) grams, and a raindrop weighs about 10^(-3). a raindrop is 24 times heavier than an electron. an electron is 24 times lighter than a raindrop. but idk what is the order of multitude difference.. or how to calculate it... i put 0 and 1 but its ...

*Monday, February 27, 2017 by Kim*

**Math**

Use the Elimination Method to Solve for x and y 2x – y = -2 x + y = 5

*Monday, February 27, 2017 by Mya*

**math**

a girl runs 250m in 12and a half seconds what is her average speed in metres per second

*Monday, February 27, 2017 by tabitha*

**math**

Janet Home went to Citizen Bank. she borrowed $7000 at a rate of 8%. The date of the loan was September 20. Janet hoped to repay the loan on January 20. Assuming the loan is based on ordinary interest, Janet will pay back how much interest on January 20?

*Monday, February 27, 2017 by Natasha*

**math**

an artist buys a rectangular piece of paper for his artwork. he cuts the piece of paper into 8 equal strips. he uses 6 strips of paper and keeps the rest. what fraction of the rectangular piece of paper did he use?

*Monday, February 27, 2017 by Sai*

**math**

Rose uses 1/8 pound of beef for each taco she makes. if she wants to make 12 tacos, how much beef will she need

*Monday, February 27, 2017 by Sai*

**math**

Trevor makes a scale drawing of a dog house that he has building. The skill he uses is 1 inch colon 4/10 feet. What is the actual area of the floor of the dog house if they dimensions on the scale drawing or 8 inches by 10 inches?

*Monday, February 27, 2017 by Kendal*

**Math**

A ramp has been rise of 1.5 m for every 12 m of run. What is the slope of the ramp?

*Monday, February 27, 2017 by Alexandra*

**Math**

Barbara is tiling her craft room with square tiles. She wants 6/10 of the square tiles to be red. If she used 18 red tiles, how many square tiles will be used to cover the floor . Draw an area model to help solve

*Monday, February 27, 2017 by Judy*

**math**

Mrs Smith uses 5 lemons to make 2/3 gallon lemonade. How many gallons of lemonade can Mrs Smith make with 15 lemons

*Monday, February 27, 2017 by Sai*

**Math**

there are six different kinds of fruit pies in a baker. Each pie is the same size and is cut into 8 equal slices. Mr. Javier buys a slice of each pie. How many pies did Mr. Javier buy altogether

*Monday, February 27, 2017 by Sai*

**math**

Solve using unit rates. A person on a moving sidewalk travels 24 feet in 8 seconds. The moving sidewalk has a length of 60 feet. How long will it take to move from one end to the other. The person will take ___ seconds to move one end to the other. I'm not sure how to do this...

*Monday, February 27, 2017 by lei*

**Math**

A man has three times as many quarters as half-dollars, four times as many dimes as quarters, and two more nickels than dimes. If he has $9.25, how many of each coin has he?

*Monday, February 27, 2017 by Paula*

**math**

Father gave Sue \frac{1}{8} of his money, gave Henry \frac{1}{2} of the remainder and kept the rest. Calculate the following: a) The fraction that Henry got. b) What fraction of the money was left? Answer c) If father had $240.00 at the beginning, how much did father keep?

*Monday, February 27, 2017 by indira*

**math**

John scored a mean mark of 75 in 3 tests. If he scored 55 in another test, find his new mean.

*Monday, February 27, 2017 by indira*

**Math**

She ran 4 miles in 42 minutes. How many seconds did it take her to run 4 miles

*Monday, February 27, 2017 by Essence*

**Math**

Six more than the product of 11 and chau's height

*Monday, February 27, 2017 by Kanye*

**Math**

1. 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 the number of red marbles? (1 point) 24:8 34:8 8:34 8:24 2. Which of the following ratios is equivalent to fifteen over twenty ? (1 point) 200 to 150...

*Monday, February 27, 2017 by Help!!!*

**math**

When a certain number is divided by 16, it has a quotient of 18 and a remainder of 10. What is the number?

*Monday, February 27, 2017 by indira*

**Math**

A cell phone compnay offers its customers a monthly plan that cost $55 per month plus $0.08 for each minute used. If Marissa use 225 minutes in a month, how much will she pay for one month?

*Monday, February 27, 2017 by Jaden*

**math**

John scored a mean mark of 75 in 3 tests. If he scored 55 in another test, find his new mean.

*Monday, February 27, 2017 by indira*

**math**

The length of a rectangle is twice its breadth. If the perimeter is 42cm, find: 1) the length 2) the breath

*Monday, February 27, 2017 by indira*

**math 1**

you have 28 coins that are all nickles and dimes. the value of the coins is $2.05. Find the amount of nickles and dimes that you have.

*Monday, February 27, 2017 by Rocky*

**go math 5 gr**

ellen needs to buy 180 inches of ribbon to wrap a large present. the store sells ribbons only in whole yards. how many yards does ellen need to buy to have enough ribbon?

*Monday, February 27, 2017 by Anonymous*

**applications of proportion math**

Piper is paid an hourly rate plus 16% commission on everything he sells. One week, he was paid $365 for working 20 hours and selling $1500 worth of camera equipment. What is his hourly rate? How do I set this up?

*Monday, February 27, 2017 by name*

**MATH**

the 40 term of an ap is 50 it frist term if it commondiff is 15 what term of the ap give 65

*Monday, February 27, 2017 by KOREDE*

**Math**

In a square, one pair of opposite sides was made 50% longer and the other pair of opposite sides was made 50% shorter. What percent of the square’s area is the area of the new rectangle? What percentage of the square’s perimeter is the perimeter of the new rectangle?

*Monday, February 27, 2017 by Scarlet*

**Math**

Which amount is larger and by how much? A positive number a or the same number a decreased by 50% and then increased by 50% of the result?

*Monday, February 27, 2017 by Scarlet*

**Math**

Which amount is larger and by how much? 600 or 600 decreased by 20% and then increased by 20% of the result?

*Monday, February 27, 2017 by Scarlet*

**math**

5. 4, 12, 36, 108, . . . A. 304, 912, 2,736 B. 324, 972, 2,916 C. 354, 1,062, 3,186 D. 332, 996, 2,988

*Monday, February 27, 2017 by shadow*

**Math**

Jody has a rectangular piece of fabric 7/8 yard long and 4/5 yard wide. A. What is the Área of the piece of fabric? B. Jody decides to share the piece of fabric equally with her friend. What is the área of the piece of fabric each person gets? PLEASE HELP MEEE!!

*Monday, February 27, 2017 by Anna*

**math neeeeed help plez help**

trapezoid ABCD is congruent to trapezoid EFGH. Which statement is true. A- B= 15cm D-C 9cm A. side EF is 15cm B. side GH is 9cm C. side EF is 9cm D. the height of trapezoid EFGH is 9cm

*Monday, February 27, 2017 by Abby*

**math**

A triangle has a base of 11 inches and a height of 8 inches. What is the area of the triangle?

*Monday, February 27, 2017 by mike*

**MATH help me pls :D**

Find the length of the missing leg of a right triangle given a leg of length 15 and a hypotenuse of length 17. Leave your answer in simplest radical form.

*Monday, February 27, 2017 by Anonymous*

**Math**

A balloon filled with helium is released from a height of 6 feet. The balloon rises at a constant rate of 3 feet per second. Which equation represents the height of the balloon (y), x seconds after it was released. y = 3x + 6 y = 6x + 3 x = 3y + 6 x = 6y + 3 <--? Using your...

*Monday, February 27, 2017 by Jass*

**Math**

Find the discriminant for the quadratic equation f(x) = 5x^2 - 2x + 7 and describe the nature of the roots. discriminant is 144, one real root discriminant is -136, two complex roots <--? discriminant is -136, one complex root discriminant is 144, two real roots If a ...

*Monday, February 27, 2017 by Jass*

**math**

your cellphone plan costs $24.99 per month plus $0.11 for each text message you send or receive. you have at most $28 to spend on your cellphone bill. what is the maximum number of text messages that you can send or receive next month

*Monday, February 27, 2017 by shay*

**Math**

I'm not sure how to find the function for this graph. X|Y 0|5 1|8 2|11 3|14 Can this be explained?

*Monday, February 27, 2017 by EmberShy*

**Math**

Simplify tell me how you do it (-5^4y^5)(2x^-2y^5)

*Monday, February 27, 2017 by Mileena*

**Math**

1. Estimate The Value Of (Square Root 52) to the nearest whole number A. 9 B. 8 C. 7~~~ D. 6 2. Identify all the sets to which the number 3.1214122144 Belongs A. Rational B. Irrational~~~ C. integer, Rational D. Whole Number, integer, rational 3. Which Of These Is Rational A. ...

*Monday, February 27, 2017 by John Cena*

**Math 10**

Change all these numbers to entire radicals in order to compare them. Then write them from smallest to largest in their original form. 9T2, 2T6,8T3,4T5,6T2 *pretend the T is a square root sign

*Monday, February 27, 2017 by M*

**Math Need Help!!**

Which Number Is A Perfect Square? A. 32~~~~ B. 144 C. 1000 D. 36000

*Monday, February 27, 2017 by John*

**math**

The position of a bucket falling down a well can be represented by the function h(t)=-16t^{2} where t is time in seconds and h(t) is measured in feet. Based on this function, what is the velocity of the bucket after it has fallen for 4 seconds?

*Monday, February 27, 2017 by Marissa*

**Math,science**

The 5th term of an arithmetic progression is 23 and the 12th term is 37.find the third term and common different

*Monday, February 27, 2017 by Glory*

**Math**

Ramu is fourth times as ola as hi daughter after sixteen year he will be twice as old as his .Find his daughter present age

*Monday, February 27, 2017 by Aditya singh chauhan*

**MATH**

IF A:B:C = 2:3:4, WHAT WILL BE THE VALUE OF A/B:B/C:C/A = ?

*Monday, February 27, 2017 by MADHURIMA*

**Math**

If the diameter of a circular pond is 50 m and the width is 2 m then what is the area of the pathway

*Monday, February 27, 2017 by Anonymous*

**Math**

Help me please. Hello I am having a hard the with finding square roots can someone please give me some resources or a step by step instruction to follow. Thank you!!!

*Monday, February 27, 2017 by carry on*

**Math (again) - ASAP please**

The scatter plot below shows the profit earned each month by a new company over the first year of operation. h-t-t-p-s-: //cornerstonetx.ignitiaschools.-c-o-m/media/g_alg01_ccss_2016/3/img_alg1u03l12_13.-g-i-f The owner writes a line of best fit equation, shown ...

*Monday, February 27, 2017 by Tori*

**Math - ASAP Please**

(Slope-Intercept Form) Which of the following lines has a slope of -1/2? A) x + 2y = 0 B) x - 2y = 0 C) -x + 2y = 0

*Monday, February 27, 2017 by Tori*

**Math geometry**

1) The base angles of an isosceles triangle are (50-x)^6 and (30x-12)^6 what is the vertex angle? 2) The area of a trapezoid is 52cm^2 if it's bases are 8 cm apart find the sum of their heights 3) What is the area of a circle inscribed inside an equilateral triangle whose area...

*Monday, February 27, 2017 by K*

**math**

A bottle of juice concentrate gives the mixing ratio of concentrate to water as 1:5. How much water should be mixed with 2 cups of concentrate?

*Monday, February 27, 2017 by priscilla*

**Math**

1 pt) Consider the function f(x), for which f(0)=4 and f′(0)=−6. Find h′(0) for the function h(x)=1/f(x). h′(0) =

*Monday, February 27, 2017 by Lauren*

**Math**

One hour after x milligrams of a drug are given to a person, the change in body temperature T(x) (in degrees fahrenheit) is given by the function T(x)=x^2(1âˆ’x/3). Further, the rate Tâ€²(x) at which T changes with respect to the size of the dosage, x, is called the ...

*Monday, February 27, 2017 by Lauren*

**Math**

f(x)=x^9h(x) h(âˆ’1)=5 hâ€²(âˆ’1)=8 Calculate fâ€²(âˆ’1).

*Monday, February 27, 2017 by Lauren*

**Math**

Suppose that f(x)=6x^âˆ’4+9x^âˆ’2. Evaluate each of the following: f'(3)= f'(-1)

*Monday, February 27, 2017 by Lauren*

**Math**

For what values of x is the tangent line of the graph of f(x)=2x^3−12x^2+19x+0 parallel to the line y=1x+0.7 ? Enter the x values in order, smallest first, to 4 places of accuracy:

*Monday, February 27, 2017 by Lauren*

**math**

A restaurant offers a lunch special where you can choose any 3 of a total of 9 dishes. How many different combinations are possible?

*Monday, February 27, 2017 by Sophie*

**math**

Find the area of a circle with center (-3, -4) that passes through the point (5, 2). First use the distance formula to find the radius of the circle. Use π = 3.14. ~ I did the distance formula and got 28 now i just dont know what to do after that please guide me

*Sunday, February 26, 2017 by Jakis*

**Math**

A soup pot has a capacity of 6,000 milliliters. How many liters does the pot hold. 0.6 liters 6 liters 60 liters 600 liters I think it is 6 liters. Please help. :)

*Sunday, February 26, 2017 by Ciel*

**word problem, please**

Joe has scored 84, 89, and 90 on his first three exams in his math class. If the standard 70,80,90 scale is used for grades and the exams are equally weighted, what must he score on the final exam, f, in order to a) Get a C average on exams? f b) Get a B average on exams? f c...

*Sunday, February 26, 2017 by Carlos*

**math NEED HELP ASAP**

The Royal Fruit Company produces two types of fruit drinks. The first type is 65% pure fruit juice, and the second type is 90% pure fruit juice. The company is attempting to produce a fruit drink that contains 75% pure fruit juice. How many pints of each of the two existing ...

*Sunday, February 26, 2017 by Anonymous*

**Math**

The Gonzalez family wants to section off a triangular area to be used for raising chickens. They have three sections of fencing measuring 27 feet,33 feet, and 60 feet. Can the family create a triangular area using these three lengths? Explain your answer in complete sentence.

*Sunday, February 26, 2017 by Huria*

**math**

A chef is going to use a mixture of two brands of Italian dressing. The first brand contains 6% vinegar, and the second brand contains 11% vinegar. The chef wants to make 250 milliliters of a dressing that is 9% vinegar. How much of each brand should she use?

*Sunday, February 26, 2017 by Anonymous*

**Math**

A group of students were asked to select their preferred breakfast drink from among coffee, tea, and orange juice. The results of the survey are shown in the table along with information about whether the students are in high school (HS) or in college (C). Create a two-way ...

*Sunday, February 26, 2017 by Anonymous*

**Math**

Find the correct end behavior diagram for the given function. f(x)= -x^5-3x^3-6x+7

*Sunday, February 26, 2017 by April*

**word problem, Im lost on how to set this up**

Joe has scored 84, 89, and 90 on his first three exams in his math class. If the standard 70,80,90 scale is used for grades and the exams are equally weighted, what must he score on the final exam, f, in order to a) Get a C average on exams? f b) Get a B average on exams? f c...

*Sunday, February 26, 2017 by Carlos*

**math**

The annual cost of a gym membership can be represented by the function C(t)=300-5t, where t is the number of years that one has belonged to the gym. If Jeffrey has been a member for 5 years, what is the total amount of money that he has paid to the gym over the past 5 years. I...

*Sunday, February 26, 2017 by Rachel*

**Math**

1. The variables x and y vary directly. When x is 3, y is 6. Find x when y = 2/3. 2. The force acting on an object varies directly with its acceleration. A force of 25 newtons accelerates an object at 1.25 m/s. What is the acceleration of a 35 newton force? Please help this ...

*Sunday, February 26, 2017 by Mathew*