Monday
August 29, 2016

Homework Help: Math

Branches of Math

Recent Math Questions

math
what is the circumference of a circle with a diameter of 50 mm
Saturday, May 21, 2016 by Marc

Math
What will be a pair of integers whose product is -36 and difference is 15?
Saturday, May 21, 2016 by Tarang sachdeva

math
Fred cuts a 12-inch piece of rope.THEN he cuts a second piece of rope that is 3/2 longer than the first piece. is the second piece shorter or longer than the first piece?
Saturday, May 21, 2016 by aleece

math
a+b=76 a-b=38 a/g=?
Saturday, May 21, 2016 by charlie

logarithm math-need help!!!!
5logxbase4+48log4basex=x/8 help me plz step
Saturday, May 21, 2016 by dam

math
please help a five -digit number is made from the digits 6,6,3,3, and 3. write two numbers in which the places of the two 6,s are separated by a factor of 1000? I still did not get a answer and i don,t understand this. Thank you
Saturday, May 21, 2016 by aleece

Math
What is 9 minus 3 decided by 1third plus 1 equals
Saturday, May 21, 2016 by Jerry

math
HELP me find the angles from the following equation (4cotx+3)(cotx-1) = 0
Saturday, May 21, 2016 by beracah

math - analytic geometry
the sum of the distances of p(x,y) from (0 -3) and (0 3) is equal to 10.
Saturday, May 21, 2016 by Anonymous

math
You randomly guess the answers to two questions on a multiple-choice test. Each question has three choices: A, B, and C. a. What is the probability that you guess the correct answers to both questions? b. Suppose you can eliminate one of the choices for each question. How does...
Saturday, May 21, 2016 by Kaylan

math
Stock worth $40 a share dropped in value by 10% on Monday. Then, it dropped again by $10 the next Tuesday and, finally, increased by 45% the following Friday. What was the final price of a share?
Friday, May 20, 2016 by PLEASE HELP!!

math
please help a five -digit number is made from the digits 6,6,3,3, and 3. write two numbers in which the places of the two 6,s are separated by a factor of 1000?
Friday, May 20, 2016 by aleece

math
which of these numbers when rounded to the nearest hundredth is 0.56 0.566 0.556 0.563 0.554 0.555 0.565
Friday, May 20, 2016 by aleece

math
a five digit number from the digits 6, 6,3,3, and 3 write two numbers in which the places of the two sixes are separated by a factor of 1000?
Friday, May 20, 2016 by aleece

math
miss sue did not understand your answer.
Friday, May 20, 2016 by aleece

math
what is the solution to the system of equations ? x=y-3 x 3y=13 A. (1,4) B.(4,1) C.(7,4) D. (2.5,5.5) please help my best answer is b
Friday, May 20, 2016 by Anastasia

MATH REPOST
Consider the net of a triangular prism where each unit on the coordinate plane represents four feet. If a sheet of plywood measures 4 ft x 8 ft, how many sheets of plywood will a carpenter need to build the prism? (NEED HELP T ,ASAP !)
Friday, May 20, 2016 by Q&J Wiiffeyy

MATH REPOST
Consider that point A is located at (x, y) in Quadrant I of the coordinate plane. In which quadrant is point B with coordinates (-x, y) located? A) Quadrant I B) Quadrant II C) Quadrant III D) Quadrant IV (HAVING TROUBLENEED HELP FAST )
Friday, May 20, 2016 by Q&J Wiiffeyy

math
a recipe calls for 3/4 cup of tomato sauce to make one batch of spaghetti sauce. Freddie plans to make 3 1/2 batches of spaghetti sauce. how much sauce will he need?
Friday, May 20, 2016 by aleece

math
x=y-3 x 3y=13 A. (1,4) B.(4,1) C.(7,4) D. (2.5,5.5) please help my best answer is b
Friday, May 20, 2016 by Anastasia

math
fred cuts a 12-inch piece of rope. then he cuts a second piece of rope that is 3/2 longer than the first piece. is the second piece shorter or longer than the first piece?
Friday, May 20, 2016 by aleece

HELP ME ! DESPRATE MATH STUDENT !!
1)Suppose x = 2y - 7. What is x, if y = 5? A) 0 B) 1 C) 3 D) 5 2)Consider the net of a triangular prism where each unit on the coordinate plane represents four feet. If a sheet of plywood measures 4 ft x 8 ft, how many sheets of plywood will a carpenter need to build the ...
Friday, May 20, 2016 by Q&J Wiiffeyy

math
find the genearal solution of the following equation 4csc^2x-7=cotx
Friday, May 20, 2016 by beracah

MATH HELP ASAP
Evaluate if x = -3 3x - 4 Help ???
Friday, May 20, 2016 by Q&J Wiiffeyy

HELP ME ! DESPRATE MATH STUDENT !!
Which values from the set satisfy the inequality? { 0, 3, 5, 6, 9 } 3x - 4 ¡Ü 15 Help ? Anyone?
Friday, May 20, 2016 by Q&J Wiiffeyy

math
distributive property 4(11-5)=
Friday, May 20, 2016 by victoria

math
How many grams of water are needed to reduce 100g of a 30% acid solution to a 10% acid solution?
Friday, May 20, 2016 by PLEASE HELP :)

math
By what percent will a fraction change if its numerator is increased by 60% and its denominator is decreased by 20%?
Friday, May 20, 2016 by PLEASE HELP :)

math
1 2/3 % of it is 4.75 what i the equation to solve this
Friday, May 20, 2016 by PLEASE HELP :)

math
A designer enlarged both the length and the width of a rectangular carpet by 50 percent. The new carpet was too large so the designer was asked to reduce its length and its width by 20 percent. By what percent was the area of the final carpet design greater than the area of ...
Friday, May 20, 2016 by PLEASE HELP :)

math
It takes 15 electricians 24 days to wire a new housing subdivision. How many days would 18 electricians take to do the same job?
Friday, May 20, 2016 by PLEASE HELP :)

math
An employee earns $195 for 15 hours of work. Assuming he is paid by the hour, how much will the employee earn in 8 hours?
Friday, May 20, 2016 by PLEASE HELP :)

math
Leah has 28 more marbles than Dan. 1/3 of Leah’s marbles is equal to 4/5 of Dan’s marbles. Find the number of marbles that Leah has.
Friday, May 20, 2016 by PLEASE HELP :)

math
The ratio of the number of Victor’s tools to the number of Ilya’s tools is 5:2. Victor has 42 more tools than Ilya. How many tools should Victor give to Ilya so that the ratio of the number of Victor’s tools to the number of Ilya’s tools is 3:4?
Friday, May 20, 2016 by PLEASE HELP :)

math
A certain pet store has only cats and dogs. The ratio of the number of cats to the number of dogs in the pet store is 2:3. 1/4 of the cats and 1/2 of the dogs wear collars. If there are 48 animals that wear collars, how many animals are in the pet store?
Friday, May 20, 2016 by PLEASE HELP :)

math
The ratio of the loudness of Lana’s earphones to the loudness of Polina’s earphones to the loudness of Goffy’s earphones is 6:5:3. If Polina’s earphones have a loudness of 420 decibels, find the total loudness of all three earphones.
Friday, May 20, 2016 by PLEASE HELP :)

7th Grade Math
In the coordinate plane below the equation of the line that passes through the points O (0,0) and A (1,n) is :
Friday, May 20, 2016 by IceLady900

MATH PLEASE HELP ITS MY LAST DAY!!!!!!
A large pizza at Tony's Pizzeria is a circle with a 14-inch diameter. Its box is a rectangular prism that is 14 1/8 inches long, 14 1/8 inches wide, and 1 3/4 inches tall. Your job is to design a crazy new shape for a large pizza. It can be any irregular polygon shape, but...
Friday, May 20, 2016 by Please!

MS.SUE DAMON REED PSYDAG PLZ HELP ON MATH PLZZZ!!!
1. The table shows the results of spinning a four-colored spinner 50 times. Find the experimental probability and express it as a decimal. P(not red) = ? (1 point) a 0.6 b 0.4 c 0.2 d 0.3 3. The table below shows the results of flipping two coins. How does the experimental ...
Friday, May 20, 2016 by Alexia Marsel

Math
The table shows the color preference of 50 shoppers at the mal. What is te probability that one shopper, selected at random from the 50 surveyed, preferred the color red or blue? Color preferences color)Number of shoppers) Red)7 yellow)3 blue)13 green)15 orange)12 7/50. MY ...
Friday, May 20, 2016 by LOVE

Algebra
Research the financial crisis in Greece and summarize it in one-two paragraphs. Note: Paragraphs consists of three complete sentences. This is an academic assignment where you need to use proper grammar (i.e., capitalization, punctuation, and no abbreviations I already wrote ...
Friday, May 20, 2016 by BUBBLES

math
-5 + (x/-3) = 28
Friday, May 20, 2016 by david

Math
As most of you are teahers,I would like to know what topics 12th grade admission exams take into account. Thanks in advance.
Friday, May 20, 2016 by Camila

MATH HELP PLEASE !!
If y = x - 3, what happens to y when x increases by 5? Tee😻😻😻😻&​#128141;
Friday, May 20, 2016 by Q&J Wiiffeyy

Math (Vectors)
The vector u has length 15 and points at an angle of 25 degrees The vector v has length 20 and points at an angle of 55 degrees Find u*v=?
Friday, May 20, 2016 by Giovanni

Math/ Ratios
Abby and Hakeem had the same number of CDs. After Abby gave away 23 Cds and Hakeem sold 7 Cds the ratio became 3:4. How many CDs did they all have together? I can't figure out because ratios have never been something I was good at...
Friday, May 20, 2016 by Catania

Math asap
A large pizza at Tony's Pizzeria is a circle with a 14-inch diameter. Its box is a rectangular prism that is 1 14 8 inches long, 1 14 8 inches wide, and 3 1 4 inches tall. Your job is to design a crazy new shape for a large pizza. It can be any irregular polygon shape, but...
Friday, May 20, 2016 by Jeanie Troy

Math
A number cube with the numbers 1 through 6 is rolled. Find P (number is greater than or equal to 3). a.) 4/6 (MY ANSWER) b.) 1/6 c.) 2/6 d.) 5/6
Friday, May 20, 2016 by LOVE

Math PLEASE HELP
Each of these sequence or series formulas involves four quantities. For each formula, describe the four quantities. Then explain how you can find the forth quantity if you know the values of the other three. a)An=a1+(n-1)d b)Sn=n/2(a1+an) c)An=a1r^(n-1) d)Sn=(A1(1-r^n)/(1-r)
Friday, May 20, 2016 by Potato

Math PLZ HELP
solve for y x=(3-4y)^2 I've been stuck on this stupid question anyone? ._.
Friday, May 20, 2016 by Anonymous

MATH FACTORING
10x^2+615x+20125 FACTOR PLS
Friday, May 20, 2016 by joe

math
(3/5 p) + 17 = 68
Friday, May 20, 2016 by brittany

MATH HELP PLEASE !!
Lexi works in a bakery that bakes 500 cakes each day. When 20 cakes were cut, it was discovered that 3 of them had uneven cake layers. Estimate how many cakes have uneven layers each day. Tee👅👸🏾✨
Friday, May 20, 2016 by Q&J Wiiffeyy

Math Help!!
You roll a standard cube once. Find P(0) a) 7/6 b) 1 c) 1/2 d) 0
Friday, May 20, 2016 by Valerie

HELP ME ! DESPRATE MATH STUDENT !!
Sasha visits the ice cream parlor and asks the server to randomly choose her bowl color, ice cream flavor, and topping for her. Use the chart above to determine the probability that she will get a pink bowl with chocolate ice cream and sprinkles. Tee👅✨😻
Friday, May 20, 2016 by Q&J Wiiffeyy

math
i had to simplify this. Am I right 7t + 3 + t +9 my answer is 8t + 12
Friday, May 20, 2016 by pierre

math
In week 1 80 people attended a basketball game. In week 2, 120 people attend a basketball game. By what percent did the attendance increased from week 1 to week 2. f.15%,g.33%,h.50%,j.67% 120-80=40 ????
Friday, May 20, 2016 by marilyn

Math/ Ratios
Abby and Hakeem had the same number of CDs. After Abby gave away 23 Cds and Hakeem sold 7 Cds the ratio became 3:4. How many CDs did they all have together? I can't figure out because ratios have never been something I was good at...
Friday, May 20, 2016 by Catania

math
The students at Millerville High School were surveyed about their favorites type of music. The results are in the table. to the nearest whole percent, what percent of the students who chose country as their favorite are in 9th grade? a.63%,b.39%,c.24%,d.20% Favorite type of ...
Friday, May 20, 2016 by marilyn

math
There are 9 candidates running for 3 seats on a committee. How many different election results are possible? A. 36 B. 84 C. 504 D. 56
Friday, May 20, 2016 by anon

Math Pleas help!
A large pizza at Tony's Pizzeria is a circle with a 14-inch diameter. Its box is a rectangular prism that is 14 1/8 inches long, 14 1/8 inches wide, and 1 3/4 inches tall. Your job is to design a crazy new shape for a large pizza. It can be any irregular polygon shape, but...
Friday, May 20, 2016 by Please!

Math
154lb person burns 420 calories per hour riding an exercise bicycle at a rate of 15 mi/hr. Write a function rule to represent the total calories burned over time by that person. Explain how the information in the problem relates to the function.
Friday, May 20, 2016 by Jack

Algebra
) Research the financial crisis in Greece and summarize it in one-two paragraphs. Note: Paragraphs consists of three complete sentences. This is an academic assignment where you need to use proper grammar (i.e., capitalization, punctuation, and no abbreviations I already wrote...
Friday, May 20, 2016 by BUBBLES

math
a jewelry company makes charms in a 2 x 2 x 3 inch box. They ship the charms in a 3 x 4 x 5 inch box. how many of the smaller boxes can fit into the larger box to ship the charms? the first is 2 x 2 x 2 = 12 the second is 3 x 4 x 5 = 60. However, the answer is not 5. Thanks ...
Friday, May 20, 2016 by Sophia

Math
How many 5 1/4 ounce juice glasses can be completely filled from a 33 1/2 ounce container of juice? a) 4, b) 5, c) 6, d) 7
Friday, May 20, 2016 by Jainit

Math
A large pizza at Tony's Pizzeria is a circle with a 14-inch diameter. Its box is a rectangular prism that is 14 1/8 inches long, 14 1/8 inches wide, and 1 3/4 inches tall. Your job is to design a crazy new shape for a large pizza. It can be any irregular polygon shape, ...
Friday, May 20, 2016 by Please!

math
1. (2x)(10x) a. 20x b.12x c.20x^2 d.5x** 2. -3m(m+8) a. -3m^2+24 b. -3m^2-24m c. -24m^2** d. -4m+5 3. 4d(2d-9) a.8d-36d** b.-d c.-28d^2 d. 8d^2-36d 4. find the product 5b(6b-10) a. 11b-10 b. 5b^2+6b-10** c. -b-10 d. 30b^2-50b
Friday, May 20, 2016 by please help

Math
Carol is going to make a wooden pyramid and then paint it. She drew the net of a square pyramid as shown below to help her plan the project. What should be the total surface area in square feet of Carol's wooden pyramid? Here is The Picture --> imgur(.)com(/)gRHtUQs ...
Friday, May 20, 2016 by Anonymous

math
The distance between two cities on a map is 4 inches. The actual distance between the two cities is 24 miles. What is the scale used on the map? If the scale on a different map of the same area is inch = 1 mile, how many inches separate the same two cities?
Friday, May 20, 2016 by tatum

Math
4000+20500+100000+200
Friday, May 20, 2016 by SAMIRA

Math/ Ratios
Abby and Hakeem had the same number of CDs. After Abby gave away 23 Cds and Hakeem sold 7 Cds the ratio became 3:4. How many CDs did they all have together? I can't figure out because ratios have never been something I was good at...
Friday, May 20, 2016 by Catania

math
a jewelry company makes charms in a 2 x 2 x 3 inch box. They ship the charms in a 3 x 4 x 5 inch box. how many of the smaller boxes can fit into the larger box to ship the charms? the first is 2 x 2 x 2 = 12 the second is 3 x 4 x 5 = 60. However, the answer is not 5. Thanks ...
Friday, May 20, 2016 by Sophia

math
The perimeter of a right triangle is 24 inch. Find the dimensions of the triangle if the sides are all whole number lengths. My answer: 6, 8, 10 do I have to put a unit like inch or feet?
Friday, May 20, 2016 by Please check my answer ASAP PLEASE!!

Math Help!
Use Euler's Formula to find the missing number. Vertices: 13 Edges: 26 Faces: ? A. 14 B. 15****? C. 16 D. 17 What is the maximum volume of a square pyramid that can fit inside a cube with a side length of 24 cm? A. 2,304 cm3 B. 4,608 cm3 C. 6,912 cm3****? D. 13,824 cm3 ...
Friday, May 20, 2016 by Lilyy2

math
If I walk 7 times around a football field how many miles did I walk ?
Friday, May 20, 2016 by june

math
A car travels 60 km in 1 hr 30 min.How long will it take to cover a distance of 100 km at the same speed.
Friday, May 20, 2016 by sayantika

math
A rectangular prism has length x+2, width x+1, height 4, and volume 24. find the length and the width?
Friday, May 20, 2016 by Anonymous

Math/dilution
A powder concentrate contains 2% w/w of active ingredient. What would be the percentage concentration (w/v) of the resultant solution after a 5-g packet of powder is dissolved in enough water to make 1 quart of solution?
Friday, May 20, 2016 by Anonymous

Math
OK I don't know where to start 4 (2/4) × 4
Friday, May 20, 2016 by Jessica

Math
#1) 8/10 +1/3 = 34/30= 1 (4/30) Is my answer OK #2) 2/5 ÷1/3= 6/5 = 1 (1/5) Is my answer OK #3) 2/5 ÷ 1/3 =6/5= 1 (1/5) Is my answer correct
Friday, May 20, 2016 by Jessica

Math
#1) which digit is 10 times the value in the underline digit in 36,119,432 (#that is underline is number 1 between the 1 and 9 ) I think the answer is one hundred thousand #2) which digit is 1/1000 of the value in the underline digit in 19,832,456 (# underline is 3) My answer ...
Friday, May 20, 2016 by Jessica

Math
#1) Luis stated that when you are converting meters to centimeters your answer will be larger than your original number. My answer is yes because centimeters are smaller . (Is my answer OK ) #2) 8/9 + 1/3= 33/27= 1(12/27)= (I'm stuck here) #3) 6/8-2/6=2 (18/20) =2 (9/10) ...
Friday, May 20, 2016 by Jessica

math
If x^2+1\x^2=47, the value of x+1\x is
Friday, May 20, 2016 by kishan singh rathour

MAth
Solve 0.9x-3.6=3 for x, round to two decimal places
Friday, May 20, 2016 by Anonymous

math
You just paid $42.40 including tax, for your cousin's birthday present. Sales tax is 6%. What is the retail price of the gift? my answer: $40 is the retail price
Thursday, May 19, 2016 by Please check my answer

math
Rueben drove to the mountains last weekend. There was heavy traffic on the way there, and the trip took 7 hours. When Rueben drove home, there was no traffic and the trip only took 5 hours. If his average rate was 18 miles per hour faster on the trip home, how far away does ...
Thursday, May 19, 2016 by a

math
i'm supposed to find an area of a figure but i'm not sure what it is so therefore i don't know the formula. basically, it kind of looks like a capsule but more roundish like an oval. there's two lines down the middle that both measure at 18 ft. the bottom on ...
Thursday, May 19, 2016 by ty

math
what is the answer to finding the GCF of m^8n^4 and 3m^6n=
Thursday, May 19, 2016 by johnny green

Math Trigonometry
A plane flies in a direction of 85° from Chicago. It then turns and flies in the direction of 200° for 150 miles. It is then 195 miles from its starting point. How far did the plane fly in the direction of 85°? I am confused about aereal navigation. Can someone ...
Thursday, May 19, 2016 by Danny

math
A triangle has side lengths of 6 inches 6 inches Any length less than 12 inches. How many triangles are possible? I think only one triangle is possible, one where all sides measure 6 inches
Thursday, May 19, 2016 by Louisiana

math
A scale drawing of an American flag is 10 inches long and 6 inches tall. The actual flag is 3 feet tall. a. True or False, the scale of the drawing is 2 in. : 1 ft. b. What is the perimeter of the american flag in the scale drawing? c. What is the area of the american flag in ...
Thursday, May 19, 2016 by karina

math
There is a diagram of a running track. The track is made up of two straights and two semicircles. The radius of each semicircle is 35 meters. The length of the outer perimeter of the entire running track is 400 meters. Find the length of one of the straight sections of the ...
Thursday, May 19, 2016 by Melanie

Math
You use a line of best fit for a set of data to make a prediction about an unknown value. The correlation coefficient for your data set is 0.109. How confident can you be that your predicted value will be reasonably close to the actual value? A)I can’t be confident at all...
Thursday, May 19, 2016 by Scarlet

Math
Miguel wants to put a fountain in the center of the park.the fountain will be in a retangular shaped pool. The length of the pool is 25 feet. The width of tge pool will be 14 feet. What is the area and perimeter of the pool I know length tines width is area but do u use all 4 ...
Thursday, May 19, 2016 by Ashley martin

Math
Find the solution to each equation. 2^x=17 4log4^(x)=7
Thursday, May 19, 2016 by Nicole

MATH HELP !!!!!
I know a fraction is the answer but can't make it work for the probability question asking for what is the chance you will pull a pink eraser out of a,container that has 5 green .2 striped.4 pink.and 3 white.?
Thursday, May 19, 2016 by james

math
Kisha has five different marbles. How many different ways can she place the marbles into two bags so that at least one marble is in each bag?
Thursday, May 19, 2016 by Anonymous

math
A kite and its tail total 36 ft in length. The tail is five times the length of the body. How long is the kite's tail?
Thursday, May 19, 2016 by Anonymous

math
A triangle has side lengths of 7 cm, 1 cm, 9 cm. How many triangles are possible?
Thursday, May 19, 2016 by Louisiana

math
A room has a floor area of 1025 ft^2 and a 10 ft high ceiling. Occupancy guidelines recommend at least 200 ft^3 per person. What is the maximum number of people allowed in the room?
Thursday, May 19, 2016 by Anonymous

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