Friday
December 2, 2016

Homework Help: Math

Branches of Math

Recent Math Questions

math
if jake can ride his bike to the store that is 20 miles away in 45 minutes how far can he bike i i hr
Saturday, November 12, 2016 by hgfhgfh

Math
In a class where there are as many girls as boys, 2/5 of the boys and 1/2 of the girls went to a local fair. What fraction of the students in the class did not go to the local fair?
Saturday, November 12, 2016 by David

Math
For every 5 highlighters that Agnes buys , she gets 1 free. If Agnes needs 80 highlighters, what is the least number of highlighters she has to buy?
Saturday, November 12, 2016 by Karen

Math
Aaron and Ben have a total of 976 trading cards. Ben has 7 times as many cards as Aaron. How many cards should Ben give Aaron so that Aaron will have 3 times as many cards as Ben?
Saturday, November 12, 2016 by Karen

Math
Alvin has some marbles in a box. He keeps 1/3 of them and gives the remainder to Joyce and Sean. Joyce gets 5/8 of the remainder. What fraction of the marbles does Sean get?
Saturday, November 12, 2016 by David

Math
a rental car company charges a fee based of $44.82 plus $0.55 per mile driven. If x represents the miles driven, write an equation that could be used to find y, the total cost of the bill. My answer(s): 0.55 + x = y 0.55(x) = y X + 0.55 = y 44.82 + x = y 44.82(x) = y
Saturday, November 12, 2016 by Blub

math
Two-third of a number is 72 less than its 120%.What is the product of the digits of the number?
Saturday, November 12, 2016 by Divya Mallick

Math
If the weight of a class 4 truck is increased by 2 tons will it still be classified as a class 4 truck
Saturday, November 12, 2016 by Cristal

Math
Kerri's father bill was a baker. Out of his usual morning batch of cookies bill burned the first 2 dozen cookies. He gave half of what was left to Keri to take to school. He wrapped up half of the remaining cookies and have them to a group of fireman. He gave two thirds of...
Saturday, November 12, 2016 by Jessica

Math
In a standard set of dominoes, a face of each domino has a line through the center, with 0 to 6 dots on each side of the line. Each possible combination of dots is used exactly once, one combination per domino. What is the probability that a randomly selected domino will have ...
Saturday, November 12, 2016 by Alyssa

Math
Directions are "Order these integer decimals from least to greatest: +.125, -.1428, -0.025 (with a repeating 5), 0.2. I'm thinking that ordering from least to greatest would be: -.1428, -0.025, .125, 0.20
Saturday, November 12, 2016 by paula

Math
The ratio of band students to choir students at Waldon is 75 to 30. What is the fraction of band students?
Saturday, November 12, 2016 by Jo jo

Math Word Problems
Bart, Lisa and Maggie went to the "Integers Only Really Expensive Fruit Stand" to buy some fruit. Bart bought 2 pomegranates and 1 kiwi for exactly $16. Lisa bought one pomegranate and 2 kiwis for exactly $11. Maggie bought 1 pomegranate and 1 kiwi. How much did ...
Saturday, November 12, 2016 by Anonymous

math
which of the following is a Pythagorean triple and why A:8,3,6 B:13,12,5
Saturday, November 12, 2016 by dude

math
(x-1)+(x+2)+(x-3)+(x+4)...+(x+100)=0
Saturday, November 12, 2016 by dona

math
A basketball player had scored 865 points in 31 games. What was the rate in points per? game?
Saturday, November 12, 2016 by dion

Math
The sum of real values of k for which the cubic x^3-kx+k-1=0 has exactly tho distinct real solution.
Saturday, November 12, 2016 by Nikhil

urgent math
Paul is standing on a 39 m high building. The angle of elevation to the top of a taller building is 47 degrees and the angle of depression to the bottom of the same building is 36 degrees. What is the height of the taller building to the nearest tenth. 
Saturday, November 12, 2016 by Sarah

math
find the 8th term in the expension of [(x)^1/2 +2/(x)^1/2]^12
Saturday, November 12, 2016 by shahzeb

math
(x-1)+(x-2)+ ...+(x-10)=0 Find the answer?
Saturday, November 12, 2016 by ela

math- Trigonometry
A wire is attached to a cell phone tower at Sunshine Village. The wire is 15.6m in length, and the angle of elevation is 54°. What is the distance between the wire and the base of the cell phone tower, along the ground, correct to the nearest tenth of a unit?
Saturday, November 12, 2016 by Emily

Math
an individual has purchased 275000 worth of savings certificates. Certificates expires in 25 years and a simple interest rate is computed quarterly at 3%per quarter. Interest checques are mailed to certificates holders ever 3 months. The interest the individual can expext to ...
Saturday, November 12, 2016 by Shahzaib

Math
What is the solution to (4 x 10^3) x (6 x 10^6) written in scientific notation? 24 x 10^9 2.4 x 10^9 24 x 10^18 2.4 x 10^10 <--- Is it this one?!
Saturday, November 12, 2016 by Cody

Math
determine whether the graphs of the following equations are parallel or perpendicular y=2/3x + 3, y=3/2x, 2x-3y=8
Saturday, November 12, 2016 by JJ

math
x + 2y= -2 y= -2x-13
Saturday, November 12, 2016 by dashawn

math
My average in AP world history is a 90, The weight on the class is 1.10% with the weight, whats my average?
Saturday, November 12, 2016 by Tom

Math
Yuki has a ribbon that is 11 1/4 feet long. She divides it into pieces that are each 1 7/8 feet long. She uses three pieces to make a bow. How many bows can she make in all?
Saturday, November 12, 2016 by Ashani

math
A soccer goalie has saved 7 goals out of 10 shots. How many goals will she likely let in on 100 shots?
Saturday, November 12, 2016 by srikar

math
there are 63 animals. 2 are horses .there 5 more chickens than 3 times the pigs. there are 2 less chickens than half pigs times 7
Saturday, November 12, 2016 by firn

Math
A bus holds 32 passengers. 150 people want to go on a bus trip. How many buses are needed? And how many empty seats are there?
Saturday, November 12, 2016 by Charlotte

math
Mom has 2 apples and 3 bananas. Every morning for 5 days she is going to give her son an apple or a banana. What is the probability that the boy will get a banana at least two days in a row during these five days?
Saturday, November 12, 2016 by allie

Business Math
An investor has $ 500000 to spend. There investments are being considered, each having an expected annual interest rate. The interest rates are 15, 10 & 18 percent respectively. The investor`s goal is an average return of 15 percent in the three investments. Because of the ...
Saturday, November 12, 2016 by Abdul

math
the square root of 5 less than 6 times a certain number is divided by the number and the quotient is 1.Find the number
Saturday, November 12, 2016 by Sofia

Business Math
An investor has $ 500000 to spend. There investments are being considered, each having an expected annual interest rate. The interest rates are 15, 10 & 18 percent respectively. The investor`s goal is an average return of 15 percent in the three investments. Because of the ...
Friday, November 11, 2016 by Abdul

Business Math
An investor has $ 500000 to spend. There investments are being considered, each having an expected annual interest rate. The interest rates are 15, 10 & 18 percent respectively. The investor`s goal is an average return of 15 percent in the three investments. Because of the ...
Friday, November 11, 2016 by Abdul

Math -fractions word problems
Three sevenths of the students in class 4C are boys.There are 4 more girls than boys.How many boys are there in the class
Friday, November 11, 2016 by Allyssandra

MATH
A total of $700 was split into two investments. Part paid 9% and the remainder paid 6%. If the annual interest from the two investments was $57.00, how much was invested at each rate?
Friday, November 11, 2016 by Steph

Math
Esme is thinking of two integers. One integer is 4 times the other, and their sum is 18 more than 3 times the smaller I integer. What is the smaller integer esme is thinking of?
Friday, November 11, 2016 by Sabrina

Math
In a standard set of dominoes, a face of each domino has a line through the center, with 0 to 6 dots on each side of the line. Each possible combination of dots is used exactly once, one combination per domino. What is the probability that a randomly selected domino will have ...
Friday, November 11, 2016 by Sabrina

Math
When leaned against a vertical structure, a straight ladder can be used safely if its top is no more than 4 above the base of the structure for every foot that the bottom of the ladder is away from the base. How high can a 22-foot ladder safely reach up a vertical structure? ...
Friday, November 11, 2016 by Reddy

Math
Paige cuts a square out of a circular pizza. The corners of the square lie on the circumference of the pizza.to the nearest whole number, what percent of the pizza is left when paige removes the square.
Friday, November 11, 2016 by Kaitlyn

Math
In rectangle ABCD, AD=BC=5units. Diagnals AC and BD, each of length 10 units, intersect at E. What is the degree measure of angle AEB? THANKSS
Friday, November 11, 2016 by Rebby

Math
An investor receives a total of Rs.5,700 per annum in interest from 3 stocks yielding 4%, 5% and 8% per annum respectively. The amount at 4% is Rs.20,000 more than the amount invested at 5%, and the interest from the 8% investment is 8 times the interest from the 5% investment...
Friday, November 11, 2016 by Shahzaib

math
If someone asked: what can we learn from analyzing the standard deviation of a set of data that we couldn't learn from just looking at the measures of average, how would I answer? I know that average is the value or number in the middle of the data set and standard ...
Friday, November 11, 2016 by Carly

math
What should be the result when the speed 45m/sec converted into km/hr
Friday, November 11, 2016 by Anonymous

math- Trigonometry
A laser pointer attached at the top of a lighthouse emits a beam that makes contact with a ship in the ocean below. The length of the laser beam is 9.8km. If the ship is 4.0km from the base of the lighthouse, determine the measure of the angle of depression, correct to ...
Friday, November 11, 2016 by Emily

Math
It takes 15 machines 15 minutes to make 500 raviolis. The machines produce raviolis at a steady rate. How long would it take 75 of these to make 6000 raviolis?
Friday, November 11, 2016 by Rianna

Math
The mass of a flourine atom is 3.16 × 10^-23. What is the mass of 1,000,000,000 flourine atoms? Express your answer in scientific notation to the significant figures. Thank you
Friday, November 11, 2016 by Minnie

Math
In scientific notation, what is the product of 1.2 × 10^3 and 1.4 × 10^2? Express your answer to two significant figures. Can you also explain how to do this? Thanks!
Friday, November 11, 2016 by Kaitlyn

Math
You receive a new poster for your birthday.The poster is 9 inches wide and you want to center it on your 30 inch wide door.How far from each edge will you need to place the poster?
Friday, November 11, 2016 by Mya

Math
A plane is 400 miles west of city A and is flying west at 400 miles per hour. How long will it take for the plane to be 1940 miles west of city A?
Friday, November 11, 2016 by Kieth

Math
A week has five school days and two weekend days.
Friday, November 11, 2016 by Juan

math
Hi can you please tell me if im right on my math practice 1. 4 2/5 - 1 7/10 = A. 2 3/10 B.2 7/10 C.3/ 1 10 D.2 9/10 2. 5 2/3- 2 1/3 A. 3 1/6 B. 3 2/3 C.3 1/2 D.3 5/6 my answers 1. 2 7/10 2. 3 1.6 please respond as soon as possible thank you very much for your help. ;)
Friday, November 11, 2016 by please help miss. sue URGEENNNNNNNNNNNNNNNNNNNNNT

math
how do i raise this to the power : (m n)^5
Friday, November 11, 2016 by Reniey

math
A student has passed 60 percent of the 20 quizzes he has written so far successfully. If the student writes 50 quizzes during the year, and passes 80 percent of the remaining quizzes successfully, what would his average percentile be? same with this one
Friday, November 11, 2016 by allie

math
The ratio of the number of Mimi’s Eminem cd’s to the number of Rita’s Eminem cd’s is 5:8. Rita has 18 more Eminem cd’s than Mimi. If Rita gives 22cd’s to Mimi, what will be the new ratio of the number of Mimi’s Eminem cd’s to Rita’s...
Friday, November 11, 2016 by allie

math
I am a two digit number my ones digit is the double of my tens digit two of my divisor are 8and 12
Friday, November 11, 2016 by jana

Math
The triangle in the trapezoid share a 15 inch base and a height of 10 inches. The area of the trapezoid is less than twice the area of the triangle. Find the values of X. X is greater than --- and x is less than 15 inches.
Friday, November 11, 2016 by Liz

Business Math
An investor has $ 500000 to spend. There investments are being considered, each having an expected annual interest rate. The interest rates are 15, 10 & 18 percent respectively. The investor`s goal is an average return of 15 percent in the three investments. Because of the ...
Friday, November 11, 2016 by Abdul

Math
A number becomes 9 ones and 18 tenths when it is rounded off to 1 decimal place. What is the greatest possible value of original number?
Friday, November 11, 2016 by MD MERAJ

finite math
The Taylors have purchased a $170,000 house. They made an initial down payment of $30,000 and secured a mortgage with interest charged at the rate of 9%/year on the unpaid balance. Interest computations are made at the end of each month. If the loan is to be amortized over 30 ...
Friday, November 11, 2016 by corey carter

finite math
The price of a new car is $32,000. Assume that an individual makes a down payment of 25% toward the purchase of the car and secures financing for the balance at the rate of 7%/year compounded monthly. (Round your answers to the nearest cent.) What will the interest charges be ...
Friday, November 11, 2016 by corey carter

Math
for a cub scout meeting, the leader bought 4 pizzas, and 1 1/2 of the pizzas contained pepperoni. the scouts ate 5/6 of the pizzas that contained pepperoni. the remaining pizza that contains pepperoni represents what fraction of the 4 pizzas that the leader bought?
Friday, November 11, 2016 by Stacy

Math
An architect is designing a house in which a 104 square foot room and a 130 square foot room share a wall. What is the greatest possible integer length of the shared wall? Is it the greatest common factor?
Friday, November 11, 2016 by RonA

Math
Mike write 5 1/2 pages of a report in 2 1/3 hours. What is the average number of pages you write per hour? 5 1/2 divide by 2 1/3? 11/2 divide by 7/2 11/2 X 2/7 = 22/14 = 1 8/14??
Friday, November 11, 2016 by RonA

Math
The tires on a car are 25 inches in diameter. If the car is moving at a constant speed of 65 miles per hour, how many rotations per second is the front left tire making? Express your answer as a decimal to the nearest tenth. (1 mile = 5280 feet)
Friday, November 11, 2016 by Kaitlyn

Math
A bag of wood chips weighs 12.4 lbs. how much does a bag containing 0.42 times as many wood chips weghs?
Thursday, November 10, 2016 by G

Math
Next number in this sequence: -2, 0, 7, 22, 48?
Thursday, November 10, 2016 by Alexander

math
2 1/8 divided by 3 1/4= a.68/104 b.221/32 c.17/26 d.6 29/32
Thursday, November 10, 2016 by Jessie

Math
The school band is comprised of middle school students to the number of high school students was 1:8. However, this year the ratio of middle school students to high school students changed to 2:7. If there is 18 middle school students in the band , how many fewer high school ...
Thursday, November 10, 2016 by Breanne

Math
Find the sum of each series by using appropriate formulas. Show your work. MY WORK: (N is the last number in the sequence) 1+2+3+...+230 n(n+1)/(1*2) 4+8+12+...+360 n(n+4)/)4*2) 1+3+5+...+123 ((n+1)/2))^2 The problem: 53+59+65+...+233 n(n+6)/(6*2) 233(239)/12 = decimal??? ...
Thursday, November 10, 2016 by David

Math
It costs $20 plus $1.50 per hour to rent a golf cart. Find an equation showing the relationship between the cost of renting a cart (y) and the number of hours it was rented (x)???? Plz I really don't understand this
Thursday, November 10, 2016 by Farrha

Math
Which two square roots are used to estimate ?5? ?1 and ?2 ?2 and ?4 ?4 and ?9 <== 3 ?9 and ?16 Estimate the value of ?45 to the nearest integer. -7 6 -6 7 <== 4 An estimate for -?66 is -6. -7. -8. <=== 3?? -9. An estimate for ?3 is 1. 1.2. 1.7. <=== 3?? 2. An ...
Thursday, November 10, 2016 by Randall

Math
Simplify (Log75+log9+log5)÷(log5+log45)
Thursday, November 10, 2016 by Eric

Math
I don't understand stand this 20y+1.50x=?????
Thursday, November 10, 2016 by Lee

math
In triangle $ABC$, $BC = 20 \sqrt{3}$ and $\angle C = 30^\circ$. Let the perpendicular bisector of $BC$ intersect $BC$ and $AC$ at $D$ and $E$, respectively. Find the length of $DE$.
Thursday, November 10, 2016 by InfaRed

Math
Plz help me find the cost $20 plus $1.50 per hour to rent a golf cart
Thursday, November 10, 2016 by Farrha

math
Triangle $ABC$ is a right triangle with right angle at $A$. Suppose $\overline{AX}$ is an altitude of the triangle, $\overline{AY}$ is an angle bisector of the triangle, and $\overline{AZ}$ is a median of the triangle, and $\angle XAY = 13^\circ$. If $X$ is on $\overline{BY...
Thursday, November 10, 2016 by InfaRed

8the grade math
use a grid and lengths of line segments to give a geometric argument
Thursday, November 10, 2016 by Anonymous

math
Altitudes $\overline{XD}$ and $\overline{YE}$ of acute triangle $\triangle XYZ$ intersect at point $H$. If the altitudes intersect at a $123^\circ$ angle, and $\angle YXH = 26^\circ$, then what is $\angle HZX$ in degrees?
Thursday, November 10, 2016 by InfaRed

Math
Define the unit in word form 19*15 = 19(?)
Thursday, November 10, 2016 by Guri

Math
Explain why you would make one of the addends a tens number when solving an addition problem
Thursday, November 10, 2016 by John risner

Math
How do you do cos Question cos 56 + 16 to the power of 2
Thursday, November 10, 2016 by HELP PLEEEZ I HAVE A TES TOMMOROW

Math
Suppose v varies directly as a g,and v=36 when g=4 find v when g=11
Thursday, November 10, 2016 by Anonymous

Math
Justine has 162 red buttons, 98 blue buttons, and 284 buttons. She says she knows she has more than 500 buttons without adding. How can we explain that without adding?
Thursday, November 10, 2016 by Kylie

Math
The possible values of xx are given by x+8≤6. The greatest possible value of 7x is|___|.
Thursday, November 10, 2016 by Madeline

Math
An airplane traveled 300 km northeast in 2 hours. Find the velocity of the plane.
Thursday, November 10, 2016 by talynn Wells

Math
The solution of d+s>?3 is d>?7. What is the value of s?
Thursday, November 10, 2016 by Madeline

Math
The ratio of Orange socks to green socks in Terry`s drawer was 4 to 5.which of the following combinations could not be the actual numbers of Orange to green socks in Terry`s drawer?
Thursday, November 10, 2016 by Nikol

math
a recipe calls for 2 3/4 cups of milk and i want to make it 1 1/2 times smaller. How much milk do I need?
Thursday, November 10, 2016 by Anonymous

Math
Input 10 output 55
Thursday, November 10, 2016 by Cade

math
He lays the long edge of the paper along the long edge of the frame several times and finds the frame is 4 papers long. How long is this in inches
Thursday, November 10, 2016 by tanesha

Math
Cube root of 45 is between what two consecutive integers? Cube root of 258 is between what two consecutive integers?
Thursday, November 10, 2016 by Vickie

Math
At the same time a 5 foot person cast a 2 foot shadow, a nearby flagpole cast a 10 foot shadow. How tall is the flagpole?
Thursday, November 10, 2016 by Anthony

Math
Triangle ABC is an acute triangle. If all angles are measured to the hundredths,what is the smallest angle measurement?
Thursday, November 10, 2016 by Anonymous

Math, Precalc
A fishing boat leaves port at 4 miles per hour at a bearing of 80? for 3 hours, then turns to a bearing of 0? at 3 miles per hour for 4 hours, and finally changes to a bearing of 200? at 6 miles per hour for 5 hours. At this point, the boat heads directly back to port at a ...
Thursday, November 10, 2016 by Allison

math
six boxes of twinkies are in tent.Seven people want to equally share them. what faction of a box of twinkies will each person get?
Thursday, November 10, 2016 by aa

math
? Three boxes weighing 128 pounds each and one box weighing 254 pounds were loaded onto the back of an empty truck. A crate of apples was then loaded onto the same truck. If the total weight loaded onto the truck was 2,000 pounds, how much did the crate of apples weigh?
Thursday, November 10, 2016 by cassandra

Math
The square root of twice a number is equal to one-third of that number. Find the number.
Thursday, November 10, 2016 by Jim

Math
The diagonal of a rhombus are of lengths 8cm and 4cm. Find the length of its side and area of it.
Thursday, November 10, 2016 by Done

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