Sunday
February 19, 2017

Homework Help: Math

Branches of Math

Recent Math Questions

Math
math A particle A is projected vertically upwards from a point O on horizontal ground with speed 20ms. At the same instant a particle B is released from rest at point P which is 30 m above the ground. The point P Is not directly above O ignore air resistance. Find thr time ...
Thursday, January 19, 2017 by Mech

4th grade math
Ethan has 24 marbles. He gives 2/8 of his collection to his sister Ruby. How many marbles does Ruby get?
Thursday, January 19, 2017 by Cedarius

Math
A spinner is divided into 8 equal sections. Each section is numbered 1-8. Find each probability for one spin.
Thursday, January 19, 2017 by Jonathan

math
if 13 times a number x is added to twice its square.the result is 84.find x
Thursday, January 19, 2017 by sandra

STATS MATH 300
In a recent study, 25 males used a new weight-loss supplement, and all but 6 of them experienced weight loss after two weeks. In the same study, 50 females used the same supplement, and all but 8 of them experienced weight loss after two weeks. ALEKS ANSWER
Thursday, January 19, 2017 by Anonymous

Math
if tina deposits $500 into a bank account that earns 4.5% interest compounded continuously, how long will it take for her account to have $2500 in it
Thursday, January 19, 2017 by Joe

Math, algebra
A farmer buys a tractor for $50,000. If the tractor depreciates 10% per year, find the value of the tractor in 7 years. Round to the nearest penny.
Thursday, January 19, 2017 by Anonymous

math
The roof of a tunnel is in the shape of a parabolic arch whose highest point is 18m above the road. The road surface is 16m wide. Lights are placed in the tunnel 12 meters high. How far from center of the tunnel are the lights placed?
Thursday, January 19, 2017 by stephen

Math
3.Look at the following points (4,0),(3-1),(6,3)(2,-4) Which are solutions to y=x-4?chose all correct answers A.(6,3) B.(4,0)*** C.(3,-1) D.(2,-4)***
Thursday, January 19, 2017 by EmberShy

Math
3. The table shows amounts earned for washing dogs. How much can be earned by washing 8 dogs? Dogs x| Dogs y 1 | 18 2 | 36 3 | 54 4 | 72 A. $144*** B. $324 C. $64 D. $126
Thursday, January 19, 2017 by EmberShy

math
If 400 bricks measuring 81" by 31" are required to build a wall 42 ft. high, how long is the wall?
Thursday, January 19, 2017 by Anonymous

Math
a store buys a sweater for $25.00 and sells it for $35.00. find the percent of markup.can somebody please explain how to find the answer?I don't understand how to do this .
Thursday, January 19, 2017 by Amileea

Math
A Boy Of Height 1.5m Is Standing By 4.2m Away From The Foot Of A Post Of Height 6m.Find The Length Of His Shadow
Thursday, January 19, 2017 by Disha

math
ist and last term 1and11 respectively and their sum is 36. find number of terms
Thursday, January 19, 2017 by simrat

math - word problem
Ritika bought a few green apples and a few red apples. There were 35more green apples than red apples. If the ratio of green apples to red apples was 8:3 ,how many apples of each variety did she bring ?
Thursday, January 19, 2017 by Anonymous

math
Find the G.P in which 4th term is 3 and the 7th term is 8/9.
Thursday, January 19, 2017 by vandana

Math
On his 12th birthday Enoch's grandparent's deposited $25 into a savings account for him. Each month after that up to and including his 20th birthday, they deposit $10 more than the previous month. How much money will Enoch have on his 20th birthday, excluding interest? I got $...
Thursday, January 19, 2017 by Peter

Math
1. The price of a calculater if $12.50. The sales tax is 7.5%. How much will you pay for the calculator? A. $13.40 ** B. $13.44 C. $13.57 D. $13.61 2. A bike was originally $240.00. The price was markes up 15%. What is the new price of the bike? A. $250.00 B. $264.00 C. $268....
Thursday, January 19, 2017 by Magic m8

math
Problem #1 Find the arc length corresponding to the given angle (in degrees) on a circle of radius 3.3. An angle of 39 degrees has an arc length of_______ units. Problem #2 The diameter of the wheels on your car (including the tires) is 25 inches. You are going to drive 295 ...
Thursday, January 19, 2017 by Anonymous

Math
An isoceles triangle has a vertical angle of 118 degree,and it base is 10 long,calculate it height
Thursday, January 19, 2017 by Biku

math
find the ratio of the length of the blue rectangle, to the length of the green rectangle, repeat this for width, perimeter and area blue rectangle is 2 ft by 3 ft green rectangle is 4 ft by 6 ft
Wednesday, January 18, 2017 by Anonymous

math
find the ratio of the length of the blue rectangle, to the length of the green rectangle, repeat this for width, perimeter and area
Wednesday, January 18, 2017 by Anonymous

Math
which would you measure using feet 1.length of your finger 2.length of your school 3.(length of your room) 4.distance across town
Wednesday, January 18, 2017 by Help I need somebody not just anybody

math
The angle of elevation of the sun is 78 degrees. How long is the shadow of a 30m tree?
Wednesday, January 18, 2017 by Anonymous

math
the angle of elevation of the sun is 78 degrees. How long is the shadow of a 30m tree?
Wednesday, January 18, 2017 by shil

math
A 10 meter ladder is placed against a building at an angle of 75 degree with the ground. how high up the building does the ladder reach?
Wednesday, January 18, 2017 by dav

Math
Rectangle A is 8 cm long and 4 cm wide. Rectangle B is 4 cm long and 2 cm wide. What is the ratio of the area of rectangle A to rectangle B? 8x4=32 4x2=8 32:8 Is my answer correct?
Wednesday, January 18, 2017 by Rene'

math
3x^3-12x Factor Completely I forgot how to do this problem please explain it to me so i can take notes.
Wednesday, January 18, 2017 by Edgard

Math
62 students in fourth grade 12 more boys than girls how many girls in 4th graded
Wednesday, January 18, 2017 by Gin

math
maya and winston share some cookies in the ratio 2:3. maya had 3 fewer cookies than winston how many cookies they share altogether?
Wednesday, January 18, 2017 by sophia

Math
Ms.smith has $660 to spend on parking and admission to the zoo.The parking will cost $10,and admission tickets will cost $10 per person, including tax.Write and solve an equation that can be used to determine the number of people that she can bring to the zoo,including herself.
Wednesday, January 18, 2017 by Obiageri

6th Grade Math
60% of the product of one-twelfth y and two-thirds z
Wednesday, January 18, 2017 by Anonymous

math
The discounted price of a book is 85% of the original price. This is a savings of $3. A sales tax of 8% will be added to the discounted price. How much sales tax will be added?
Wednesday, January 18, 2017 by jay

math
ned folded a set of origami figures. Of this set, 5/8 are cranes and 1/6 of the remainder are frogs. The rest are grasshoppers. What fraction of the origami figures are grasshoppers?
Wednesday, January 18, 2017 by teresa

math
A pencil costs $3.50 and a pen costs $6.70. Jessica bought m pens. She also bought 4 fewer pencils than pens. Write an algebraic expression for the total amount she spent and solve the expression.
Wednesday, January 18, 2017 by

6th grade Math
two more than seven times Lynn's age
Wednesday, January 18, 2017 by Kayla

Math
The segment joining p1(-4,-7)and p2(6,9)is divided in to four equal parts find the points of division
Wednesday, January 18, 2017 by Sharon

MATH HELP
I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took R=2 N=8 Combination ...
Wednesday, January 18, 2017 by Johnathan (John)

math
If the half life is 24360 years and after 1000 years I have 2.1 gm left, what was the initial qty. Doing it in a common sense way keeps giving me 51gm and that doesn't make sense. formula is y=ae -bt
Wednesday, January 18, 2017 by Amy

Math
Kelly spends 5 hours making pizzas. Each pizza takes her 1/4 hour to make. When she is finished, all of the pizzas are shared equally among 6 families. How many pizzas does each family receive?
Wednesday, January 18, 2017 by Jaeda

math
There are 24 member on the team. The team is 7/12 girls and 5/12 boys. How many more girls are on the team than boys?
Wednesday, January 18, 2017 by Fallon

math
If 3/8 students were absent, what fraction were present?
Wednesday, January 18, 2017 by Anonymous

math
A student made 8 round trips to and from college.If each round trip was 214 miles about how many miles did the student travel in all?
Wednesday, January 18, 2017 by Lonhe

Math
Matthew and Christopher set up their Teenage Mutant Ninja Turtles in a big circle, spacing each turtle equal distance from its neighbors. They then begin counting them in order around the circle, but they lost track of where they started before they finish counting. They then ...
Wednesday, January 18, 2017 by hana

Math
The discounted price of a book is 85% of the original price. This is a savings of $3. A sales tax of 8% will be added to the discounted price. How much sales tax will be added?
Wednesday, January 18, 2017 by Kaity Bear

6 grade math
I can't upload the image but I need help . Coordinates are connected them all. (0,0), (-9,0) , (-3,6) , (0,6) I have to draw a smaller sides that are 2/3 the length of the original. What I know is : 2/3= o.66 So after counting the squares from diagram I think I do the ...
Wednesday, January 18, 2017 by Jessica

Math, algebra
A farmer buys a tractor for $50,000. If the tractor depreciates 10% per year, find the value of the tractor in 7 years. Round to the nearest penny.
Wednesday, January 18, 2017 by Anonymous

Math
Verizon has two different cell phone plans. The cost, Y, of plan A is $11 a month Plus $.21 per minute. The cost, Y, of Plan B is $20 a month plus $.10 per minute. After how much time to the nearest minute will the cost of plan a B equal to the cost of Plan B? Can you help me ...
Wednesday, January 18, 2017 by Sara

Math, algebra
A farmer buys a tractor for $50,000. If the tractor depreciates 10% per year, find the value of the tractor in 7 years. Round to the nearest penny.
Wednesday, January 18, 2017 by Anonymous

Math
Which Phrase means the same as 4p-6 A 4 less then the product of 6 and a number p B 4 less than the quotient of 6 and a number p C the quotient of 6 and 4 time a number p D 6 less than the product of 4 times a number p
Wednesday, January 18, 2017 by Jenny

Math
Need help
Wednesday, January 18, 2017 by Jenny

Math: Geometry
ok so i am really confused on my assignment. So What we are suppose to do is take pattern blocks (a triangle, square, hexagon, rhombus, trapazoid, and small rhombus) and see how many can go around a central point. I figured out that there are 6 possible solutions for a ...
Wednesday, January 18, 2017 by Melissa

math
Lexie is painting her fence. each foot of the fence requires 3/5 of a gallon of paint. Her fence is 8 3/4 feet long.what is the total amount of paint,in gallons Lexie needs to paint her fence?
Wednesday, January 18, 2017 by jamie

Math
Adam used the three fractions to make a circle graph and colored each a different color. What fraction of the graph is not colored?
Wednesday, January 18, 2017 by Anonymous

math
express the ratio as a fraction in its lowest terms 26:364
Wednesday, January 18, 2017 by Andrianna

Math
The following equation expresses a relationship in terms of one variable. However, you are asked to rewrite the equation in terms of a different variable. L = 2M + 2N N = ?
Wednesday, January 18, 2017 by Anonymous

MATH
WHAT IS 5G +11 -6G?
Wednesday, January 18, 2017 by Girl with No Life

math
Yesterday, the price of a car Andy wanted to buy was $20,000. Today the car is on sale for $15,000.00. What is the percent decrease in the price of the car?
Wednesday, January 18, 2017 by alli

MATH HELP
I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took R=2 N=8 Combination ...
Wednesday, January 18, 2017 by Johnathan (John)

Math
Model 24% on a 5x5 grid.
Wednesday, January 18, 2017 by Someone new

Pharm Math
10. Which of the following does NOT cause sedation? A. Prazosin B. Buspirone C. Alprazolam D. Sucralfate
Wednesday, January 18, 2017 by TK

Math
A Verapamil suspension is made from six tablets of 120 mg each. The recipe calls for each to be crushed and mixed with a small amount of water, the qs to a final volume of 60 mls. What is the final concentration? A. 12 mg/ml B. 20 mg/ml C. 10 mg/ml D. 60 mg/ml
Wednesday, January 18, 2017 by TK

math
A bag contains 45 marbles of various colors. Jon draws 60 times, each time replacing the marble before drawing again. He gets a total of 12 blue marbles. Which is best prediction of how many blue marbles are in the bag?
Wednesday, January 18, 2017 by jacob

Math
The table shows the results of a spinner with four colored sections. Use the table to answer the question. The spinner is spun 50 more times. Which is the best prediction for the number of times the spinner will stop on blue?
Wednesday, January 18, 2017 by jacob

math
Brahim completed 18 free throws and missed 12. Using experimental probability, how many free throws is he predicted to complete in the next 100 tries?
Wednesday, January 18, 2017 by jacob

Math Help
I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took R=2 N=8 Combination ...
Wednesday, January 18, 2017 by John

Math
If 19 be added to fourt times a certain number the result is 4 less than three times of the number find the number
Wednesday, January 18, 2017 by Shadab

Math
Jan's gas tank is nearly empty, at 1\12 full. She doesn't have enough cash to fill the tank, but she adds enough gas to reach 2\3 full. How much gas did she add, as a fraction of the tank?
Wednesday, January 18, 2017 by Jeannette

math
Plz check my work 8*8=64 9*9=81 7*8=56 7/21=3 8/32=32
Wednesday, January 18, 2017 by spongebob squrepants

Math
What is the area of a rectangle with width 2525 in. and length 3535 in.?
Wednesday, January 18, 2017 by Madisen

math
Find a number which has the same ratio to 25 as 80 to 125
Wednesday, January 18, 2017 by ferdinand

Math
Which property is illustrated by the following statement? 2x(6) = (6)2x A. Associative property of Addition B. Commutative property of Multiplication*** C. Inverse property of Multiplication D. Commutative property of Addition
Wednesday, January 18, 2017 by EmberShy

Math
I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took R=2 N=8 Combination ...
Wednesday, January 18, 2017 by John

Math
Simplify the expression. 1/4(24-16x) A. 6+4x B. 6+4 C. 6-4x*** D. 6-4
Wednesday, January 18, 2017 by EmberShy

math
the number of blocks has 9 in the ones place. the number in the hundreds place is one more than the number in the tens place. those two numbers equal 11. how many blocks are there?
Wednesday, January 18, 2017 by anthony

Math
Macy spent 2hrs on homework she spent 1/4 of time working on math how much time did Macy spend on math homework
Wednesday, January 18, 2017 by Bailee

math
A family ticket costs Rs 25 would it be cheaperfor a family of two adults and two childern to buy a family ticket?
Wednesday, January 18, 2017 by Anonymous

Math
Lani is 3 times older than Tin . In 15 years the sum of their age is 38 . What is their present age ? Please help me .
Wednesday, January 18, 2017 by Jayson

math
solve dy/dx = y^2 - 4 using Separation of Variables?
Wednesday, January 18, 2017 by tasnim

Math
Martina trains for a marathon. In her first week of training she runs 5 miles. Each week after that she increases her run by 0.8 miles. How many weeks of training will it take before she runs more than 36 miles
Wednesday, January 18, 2017 by Linnea

math
i wanted to get the answer for (5-2*.5)(4-2*.5)(63) but am confused
Wednesday, January 18, 2017 by Anonymous

math
(5-2*.5)(4-2*.5)(63)
Wednesday, January 18, 2017 by value

Math
150 parents went to a PTA meeting. There were 4 times more women than men in attendance. How many women attended and how many men attended?
Wednesday, January 18, 2017 by Suzzie

math
a carpet is place in a room 5m by 4m,leaving a margin of 50cm all around .find the cost of this carpet at shillings 63 persquare
Wednesday, January 18, 2017 by value

math
a 6 foot red casts a shadow that is 7 feet long. the shadow of a nearby tree is 42 feet long. slove a proportion to find the height of the tree
Wednesday, January 18, 2017 by andy

math
hai im confused like always i dont know what is greater 1/5 or 24% please help
Wednesday, January 18, 2017 by worthless

Math
I am really not understanding how to find the slope. I have a graph with the coordinates (-3,3) and (1,-5). If someone could help explain how to find the slope it would be greatly appreciated!
Wednesday, January 18, 2017 by ¤Steampunk¤

Triangles math
I want to confirm if I understood . Problem states : Draw a right triangle with a base of 2 units and a height of 3 units. Make three “copies” so that the lengths of the new sides are 50%, 300%, and 500% of the original. Solution: 1st triangle Base2×0.5= 1 new base will ...
Wednesday, January 18, 2017 by Jessica

Math
Li making beaded necklaces.for each necklace,she uses 27 spacer beads, plus 5 glass beads per inch of necklace length. write an equation to find how many Li needs for each necklace.
Wednesday, January 18, 2017 by Rodrigo

Triangles math
Can someone direct me please. Am I doing this correctly. Draw a right triangle with the base of 2 units and a height of 3 units make three copies so that the length of the new sides are 50% , 300%, and 500% of the original. My idea is First triangle 2× 50 and 3× 50 Second ...
Wednesday, January 18, 2017 by Jessica

math
Ben sells 7/12 of the pottery he made. Of the remaking pottery, 3/5 are vases and the rest are bowls. What fraction of all the pottery is the unsold bowls?
Tuesday, January 17, 2017 by teresa

math
Mrs. Kong uses 1/3 of a stick of butter in a pie. She uses 5/8 of the remaining butter in a cake. What fraction of the stick of butter is left
Tuesday, January 17, 2017 by teresa

math
justin spends 7/9 of his homework time on math and social studies. He spends 4/7 of this time on math. What fraction of the total time does he spend on social studies?
Tuesday, January 17, 2017 by teresa

Math- Inequalities
Hey, how would I start off solving (x-5)(x+2)<0???
Tuesday, January 17, 2017 by James

Math
150 people in a room. There were 4 times more women than men in the room. How many women were in the room?
Tuesday, January 17, 2017 by Angella

math
Please help!!!!! You earn $240 for your first paycheck. You pay 22% of it in taxes. You decide to put 40% of the remaining money into savings. How much money will you have left to spend? -The amount you pay in taxes is? -The remaining after taxes is? -Write an expression to ...
Tuesday, January 17, 2017 by jay

Just checking Math-Absolute Value
The equation for "the distance from x to -4 is less than 12" is |x-4|<12? I'm just checking my answers.
Tuesday, January 17, 2017 by Susan

Math (Semicircle)(Pre-calc)
goo.gl/photos/e6Ks3v4Qqj177Nun6 The graph below is made from two semicircles. The domain of the function in the graph is [−8,8] [-8,8] . Find a piecewise formula for the function f(x) f(x). Help please, I already on my last attempt and any help is greatly appreciated!
Tuesday, January 17, 2017 by Fel

Math
Raj gets a 1.5 mile head start and runs at a rate of 4.5 miles per hour. Jacinda's progress is represented by a graph that goes through the points (1,10), (2,20), and (3,30). How long will Jacinda need to run to catch up with Raj?
Tuesday, January 17, 2017 by Leon

Math
Becky used 5 teaspoons of mustard to make 32 ounces of potato salad how many teaspoons of mustard does she need to make 4 pounds of potato salad
Tuesday, January 17, 2017 by Kaili

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