Thursday

November 26, 2015
**math**

A prize of $100, $200, $500, or $1000 will be randomly awarded to a game show contestant, with the probabilities of winning each prize shown in the table below. What is the expected value of the prize that will be awarded?
*Wednesday, October 21, 2015 by katie*

**Math**

A bag of trail mix has 10 grams of raisins for every 6 grams of sunflower in 400 grams of trail mix how many grams of rasins
*Wednesday, October 21, 2015 by Jones*

**Math**

A painter earns $15 per hour. what is the minimum number of hours he must work to earn at least $200? write an inequality to represent this situation and solve.
*Wednesday, October 21, 2015 by Kaai97*

**Math**

Sari has to read a book for English class by the end of the week. She wants to read at least 200 pages in the first 5 days of the week. On average, how many pages should Sari read per day to meet her goal? p>=______
*Wednesday, October 21, 2015 by Kaai97*

**Math**

What did the baby buzzard say when it saw an orange in the nest I got misspelled jumbo
*Wednesday, October 21, 2015 by Tammy*

**MATH**

Which two square roots are used to estimate square root 8? 2 and 3 3 and 4 4 and 9 9 and 16 2 x 2 = 4 3 x 3 = 6 ...... 3 x 3 = 6 4 x 4 = 16 ........... 4 x 4 = 16 9 x 9 = 81 .......... 9 x 9 = 81 16 x 16 = 256. So I chose A :)
*Wednesday, October 21, 2015 by Shalee ^~^*

**math**

The length of a rectangle is 3 cm less than twice its width. If the length is decreased by 2 cm and the width is decreased by 1 cm, the perimeter will be 24 cm. find the dimensions of the original rectangle. Find X, 'find equation, and find answer plz.
*Wednesday, October 21, 2015 by max*

**math**

A scale shows that four bananas weigh 2 lbs. Each banana weighs the same amount. If Molly wants to buy a total of 5 pounds of bananas, how many more bananas does she need to add to the scale? How many TOTAL bananas will she purchase?
*Wednesday, October 21, 2015 by vishnu*

**Math**

There are 40 yellow and blue marbles in a bag. There are 4 times as many blue marbles as yellow marbles. How many yellow marbles are there? 5 How many blue marbles are there? 35
*Wednesday, October 21, 2015 by Kendra*

**Math**

Beth's car has a gas tank that can hold 15 gallons of gas. Her car uses 1/30 of a gallon of gas per mile driven. Darcy's car has a gas tank that can hold 16 gallons of gas. His car uses 1/25 of a gallon of gas per mile driven. Both cars start with full tanks of gas. ...
*Wednesday, October 21, 2015 by Drake*

**math**

Casey got 94 got of the 100 questions answered correctly how many percent of the questions did she answer correctly
*Wednesday, October 21, 2015 by annie*

**Math**

A box of 24 ornaments contain 3/4 red ornaments. How many red ornaments are in the box? How many ornaments are another color than red?
*Wednesday, October 21, 2015 by Vishnu*

**Math**

A flea 1/16 of an inch tall can jump 9 3/8 inches high. If a person five feet tall could jump like a flea, how high could she jump?
*Wednesday, October 21, 2015 by DK*

**math**

Factoring Algebra expression using the Distributive Property and factor out 3 3w + 18 3 x 6= 3w 3 (9+ 9) 3x 6= 18
*Wednesday, October 21, 2015 by MARIA*

**math**

Together, students, Jonah, Damien, and India owe Ms. Caulfield $150. Write a number sentence to show how much each student owes if they share the debt equally. (Be sure to use negative numbers where appropriate.)
*Wednesday, October 21, 2015 by judith12*

**Math**

This math problem is somewhat tricky. It says to write a pair of decimal division expressions, so that when you estimate and compare the quotients, you get 9>3. The below is what I thought of: 18.2/2 and 30.3 divided by 10 18.2 is rounded to 18 so then 18/2=9 30.3 is ...
*Wednesday, October 21, 2015 by Patrick*

**math**

a boat moves 9 kilometers upstream in the same amount of time it moves 20 kilometers downstream. If the rate of the current is 9 kilometers per hour. Find the rate of the boat in still water
*Wednesday, October 21, 2015 by Anonymous*

**Math**

This math problem is somewhat tricky. It says to write a pair of decimal division expressions, so that when you estimate and compare the quotients, you get 9>3. The below is what I thought of: 18.2/2 and 30.3 divided by 10 18.2 is rounded to 18 so then 18/2=9 30.3 is ...
*Wednesday, October 21, 2015 by Patrick*

**Math**

The assignment is Compare Estimated Quotients 1) $46.35/3 and $81.35/5 Round $46.35 to $50/3=16.666 Round $81.35 to $80/5=16 16.666 is greater than 16 2)$7.27/13 and $9.08 divided by 19 Round $7.27 to $7/13=0.538 Round $9.08 to $9/19=0.473 0.538 is greater than 0.473 3)8.2/12 ...
*Wednesday, October 21, 2015 by Patrick*

**Math**

How many times heavier is a 16 1/2 pound rock than a 10 1/2 pound rock
*Wednesday, October 21, 2015 by Taina*

**Math**

Write an equaivalent expression for the following: c+c+c+c+c+c
*Wednesday, October 21, 2015 by Amy*

**Math**

How many cups are in 9 quartz if there are 4 cups in one quart?
*Wednesday, October 21, 2015 by Amy*

**Math**

You have 10 yards of fabric. One pillow case requires 1 1/4 yards of fabric. How many pillow-cases can you make?
*Wednesday, October 21, 2015 by Amy*

**math**

A deep-sea diver descends below the surface of the water at a rate of 60 feet each minute. What is the depth of the diver after 10 minutes? Write a number sentence to show your answer.
*Wednesday, October 21, 2015 by judith*

**Math (Trig)**

A ship leaves port at noon and has a bearing of S 25° W. The ship sails at 15 knots. How many nautical miles south and how many nautical miles west does the ship travel by 6:00 P.M.? (Round your answers to two decimal places.) Miles South? Miles West?
*Wednesday, October 21, 2015 by Rafael*

**Math**

Uh...Yea... Sorry about this, but I"m trying to study and I need someone to walk me through, missed a lot of school. fyi, when there's a / its under the entire string before it until you hit the inequality symbol. Tony Bowled 135 and 145 in his first two games. Write ...
*Wednesday, October 21, 2015 by Jayme*

**Math**

If I have to compare the below estimated quotient: 98.4/4 and 62.8/3 Would I estimate 98.4 to 98? Would I estimate 62.8 to 63? Then do: 98/4=24.5 63/3=21 So 98.4 would be greater than 62.8 Would this be correct?
*Wednesday, October 21, 2015 by Patrick*

**Math**

(-1+i 3^1/2)^12 using moivre's theorem
*Wednesday, October 21, 2015 by QT*

**math**

Sharon spent $2 on a magazine; then she spent half of the rest of her money on shoes. She spent half of her remaining money on lunch. She has $12 left. How much money did sharon start with?
*Wednesday, October 21, 2015 by julia *

**material science, math**

Calculate the ratio of the moments of inertia I1/I2 of two beams of rectangular cross section of the same width, one with a height h and the other, made up of three thinner beams of height h/3. I1/I2 = ?
*Wednesday, October 21, 2015 by qwerty*

**Math**

The assignment is Compare Estimated Quotients. 3) 654.3/82 and 289.5/31 654/82 and 290/31 654/82=7 and 290/31=8 So 7 is less than 8 Please let me know if I am correct on this or not.
*Wednesday, October 21, 2015 by Patrick*

**Math**

Please this one is kind of tricky here's the question which digit in 12,345 has the same place value as the 6 in 67.89? please my daddy and mommy are gone now and i don't know what to do please help me Ms.Sue ]-;
*Wednesday, October 21, 2015 by WEGymnast*

**Math**

I have more math problems that I will to figure out. 2) 3.1 divided by 4 and 6.4 divided by 9 Estimate 3.1 which would be 3 Estimate 6.4 which would be 6 3 divided by 4 and 6 divided by 9 This one I am totally confused about. The only other way I can think is 32 divided by 4=8...
*Wednesday, October 21, 2015 by Patrick*

**Math**

Express 3(cos 232degree + i sin 232degree) in rectangular form
*Wednesday, October 21, 2015 by QT*

**Math!**

Uh...Yea... Sorry about this, but I"m trying to study and I need someone to walk me through, missed a lot of school. fyi, when there's a / its under the entire string before it until you hit the inequality symbol. Tony Bowled 135 and 145 in his first two games. Write ...
*Wednesday, October 21, 2015 by Jayme*

**Math**

I have an assignment and it is Compare Estimated Quotients. Estimate each quotient. Then write < or > in the circle to compare each pair of estimates. Please let me know how I would begin estimating decimal division? 76.3 divded by 8 and 37.6 divided by 7
*Wednesday, October 21, 2015 by Patrick*

**math**

Write one half and two thirds with denominators of 6. Then add the renamed fractions. Write the answer as a mixed number. WORK
*Wednesday, October 21, 2015 by WEGymnast*

**math**

a plumber cuts two short pieces of pipe each 37 centimeters long from a piece of pipe that is 1 meter long. how much pipe is left after cutting the two pieces?
*Wednesday, October 21, 2015 by Dia*

**Math**

1. Translate P(4,0) right 3 units and up 5 units. Give the coordinates of the image point. A.)(-5,1) B.)(1,-5) C.)(5,7) D.)(7,5) 2. Point A(6, -2) is reflected over the x-axis. Write the coordinates of A'. A.)6,2 B.)6,-2 C.)(-6,2 D.)(-6,-2 I put 1.)c & 2.)B Is it corret?
*Wednesday, October 21, 2015 by Quavo #FreeOffset*

**MATH**

1. Which of these numbers can be classified as both real and rational? 1/2 -1.016879413894 Square root: 5 0.89089908999 2.Which is both a real number and an integer? Square root 7 0.15 -15 1/3 3. What is an example of an irrational number? Sqre root: negative 16 sqre root: ...
*Wednesday, October 21, 2015 by Shalee ^~^*

**Math **

((1+3i)/(1-2i))^2 i
*Wednesday, October 21, 2015 by Abu*

**Math **

2/(1+i)^4
*Wednesday, October 21, 2015 by QT*

**math**

8 - (-n) = 1
*Wednesday, October 21, 2015 by Sally*

**math**

How can $12,600 be split between two investments, one paying 6% annually and one paying 8% annually so that the interest from the two accounts equals $864
*Wednesday, October 21, 2015 by Helen*

**Math**

X = 17 + 16 x = 33 Am I right?
*Wednesday, October 21, 2015 by Labbayk *

**math**

2/3+2/15
*Wednesday, October 21, 2015 by aye*

**Math**

The cost for a business to make greeting cards can be divided into one-time cost (e.g., a printing machine) and repeated costs (e.g., ink and paper). Suppose the total cost to make 30 cards is $800, and the total cost to make 550 cards is $1,300. What is the total cost to make...
*Wednesday, October 21, 2015 by Anonymous *

**Math**

The cost for a business to make greeting cards can be divided into one-time cost (e.g., a printing machine) and repeated costs (e.g., ink and paper). Suppose the total cost to make 30 cards is $800, and the total cost to make 550 cards is $1,300. What is the total cost to make...
*Wednesday, October 21, 2015 by Anonymous *

**Math PLZZ**

1. Which set of numbers represents a Pythagorean triple? 6, 9, 12 7, 10, 12 16, 18, 25 27, 36, 45* 2. If the lengths of the legs in a right triangle are 7 and 8, what is the approximate length of the hypotenuse? 1.4 3.8 5.4* 10.6 3. Which set represents a Pythagorean triple? 2...
*Wednesday, October 21, 2015 by YOLO*

**business math**

one kg apples cost Rs.40.they are sold at the profit of 12 (1/2)%.find the selling price.
*Wednesday, October 21, 2015 by nafeesa shehnaz*

**Math**

The table shows Marco’s checking account activity for the first week of June. a. Marco wants his total deposits for the month of June to exceed $1,500. Write and solve an inequality to find how much more he needs to deposit to meet this goal. b. Marco wants his total ...
*Wednesday, October 21, 2015 by jiskha*

**Math**

10x3+7-4x3=99
*Wednesday, October 21, 2015 by Cab*

**math**

Given the total cost function: C=16q2 + 10q+36 (where q is the output) Find: (i) values of q for which ATC is falling, and (ii) values of q for which ATC is rising.
*Wednesday, October 21, 2015 by sukanti hota*

**Math**

Donald works 1 3/4 hours a day at a book store. If he is paid $9 an hour, how much money does he earn in 5 days?
*Wednesday, October 21, 2015 by Analynn*

**Math**

Sara has some fish,2 birds, and 5 hamsters.she has 6 fewer hamsters than fish. How many fish does she have?
*Tuesday, October 20, 2015 by Isabella*

**Math**

A researcher wants to estimate the mean blood cholesterol level of young men ages 15-25 with a 97.59% confidence interval. The blood cholesterol level of young men follows a Normal distribution with standard deviation σ = 15 mg/dl. How large a sample would the researcher ...
*Tuesday, October 20, 2015 by Princess*

**Uhikty**

Math The GCF of two numbers is 5. The LCM is 60. One of the numbers is 20 what is the other number?
*Tuesday, October 20, 2015 by Reny*

**Math**

Simplify 3^2 x 5^-3 x 2 Divided by 2^-8 x 3^5 So confused!!
*Tuesday, October 20, 2015 by Taylor *

**math**

john has 24 baseball cards. chard has 13 more cards than john. draw a comparison problem to illustrate how to solve the problem, then slove
*Tuesday, October 20, 2015 by john*

**Math**

I don't get how to solve this problem!help 3x(2x^3y) ^6
*Tuesday, October 20, 2015 by Emily*

**Math**

Sandy can jog 3 2/5 in 5/6 hour. Find her average speed in miles per hour.
*Tuesday, October 20, 2015 by Deja*

**Math**

The student council sold refreshment at cost. A case of 24 cans of the fruit punch cost $7.68. Each can fills 1 cup of punch. A box of 48 cups cost $1.44. How much did the council charge for a cup of fruit punch?
*Tuesday, October 20, 2015 by Sandy*

**MATH**

Debbie has two pieces of rope one 20ft.long the other 14ft. Long for a project,she needs to cut them up to produce many pieces of rope that are all of the same length with no rope left over.what is the greatest length in ft. That she can make?
*Tuesday, October 20, 2015 by Stennis*

**Math Pre-Algebra**

How would you solve this problem? (s-4/9)(-2/3)=-4/5
*Tuesday, October 20, 2015 by Angelina*

**math**

If a sweater is 30$ and is on sale for 60% off what was original price
*Tuesday, October 20, 2015 by Anonymous*

**Math**

3x+3(x-1)<-18
*Tuesday, October 20, 2015 by John*

**math**

$112 in 8 hours
*Tuesday, October 20, 2015 by Anonymous*

**math**

What is 26cm:4m ratio in simplest form?
*Tuesday, October 20, 2015 by Nick*

**Math**

How would you solve this problem? (s-4/9)(-2/3)=-4/5
*Tuesday, October 20, 2015 by Angelina*

**Math**

Nick made an array that has 10 counters.Draw 4 arrays that he might have made.
*Tuesday, October 20, 2015 by Rich*

**Math**

I do not know how to do this problem can someone help me please. Thank you. Determine if the given ordered triple below is a solution. (3, 3, -5) x + 9y = 30 2x - 8y = -18 5y + 2z = 5
*Tuesday, October 20, 2015 by Erica*

**Math**

What is the GCF(greatest common factor) of 9 and 25
*Tuesday, October 20, 2015 by Absha *

**Math**

y=2x-4 6x-12=3y
*Tuesday, October 20, 2015 by Erica*

** math**

4=4*6-2+3 Where should I put the grouping symbols to make this true??
*Tuesday, October 20, 2015 by Aidan*

**Math**

How many numbers can be formed by multiplying some or all of the numbers 2,3,4,5,6,7,8? The answer is 48 but I don't know how to get there?
*Tuesday, October 20, 2015 by Jon*

**Math 142 (calculus)**

Determine d^2y/dx^2 for y=(5x^5+7)^4
*Tuesday, October 20, 2015 by Matt*

**math**

How do i divide 6 by 2/7
*Tuesday, October 20, 2015 by Cam*

**Math**

Socks are on sale 4 Pairs for $5. How much would you pay for 8 Pairs of socks?
*Tuesday, October 20, 2015 by Andrea*

**Math**

Three fourths of college students use the internet more than the library. Nine hundredths use the library more. How many times more students use the internet?
*Tuesday, October 20, 2015 by Amaru*

**math**

Mom and I are having a difference of opinion on this question, can you please help. what is the distance between the two numbers on the number line. -7/4 and 3/8 are the two numbers. I made -7/4 into -14/8 then did -14/8 -3/8 next -14/8 + -3/8 =-17/8= - 2 1/8 The answer ...
*Tuesday, October 20, 2015 by sara7*

**math**

the 6:00 a.m. temperatures for four consecutive days in the town of lincon were -12.1 c, -7.8 c, -14.3 c, and -7.2 c. what was the average 6:00 a.m. temperature for the four days?
*Tuesday, October 20, 2015 by Elizabeth*

**math**

k+1,2k-1,3k+1 are three consecutive terms of a geometric progression, find the possible values of the common ratio
*Tuesday, October 20, 2015 by charity*

**math**

one bottle of shampoo costs $6 for 8 ounces.A second bottle costs $4 for 5 ounces of shampoo.Which has the lower unit rate?How much lower?
*Tuesday, October 20, 2015 by jaden*

**Math**

Dominick is incharge of ordering supplies for his hamburger stand, Burger buns come in packs of 12 and patties come in packs of 20, he needs the same amount of both, what is the least number of each that he can order? please help! replys/answers are appreciated!!
*Tuesday, October 20, 2015 by Kaya*

**Math**

P(n,3)=5! Solve for n?? Help, please! I did n!/(n-3)!=5! n(n-1)(n-2)(n-3)!/(n-3)!=5! cancelled out (n-3)! was left with n(n-1)(n-2)=5! n^2-n(n-2)=5! n^3-n^2=5! n^3-n^2-120 What do i do???
*Tuesday, October 20, 2015 by susy*

**math**

if k+1,2k-1,3k+1 are three consecutive terms of a geometric progression,find the possible values of the common ratio
*Tuesday, October 20, 2015 by charity*

**math**

What types of problems can be solve using the gcf?? What types of problems can be solve using the least common multiple ??
*Tuesday, October 20, 2015 by Jocelyn*

**Math**

Hailey has bottles that hold 678 pennies each. About how many pennies does she have if she has 6 bottles filled with pennies?
*Tuesday, October 20, 2015 by Doniyor *

**Math**

Marco ran from his house 2.67 miles to a country park. He then ran the 1.5 mile across the loop at the park and back home. How many miles did he run altogther?
*Tuesday, October 20, 2015 by Amy*

**MATH **

2.8x=-9.24 12.04 -0.030 -3.3 -12.04
*Tuesday, October 20, 2015 by DEEZ GOT HEE*

**math**

Please let me know if I figured this out correctly. Thank you! -10 2/7 divided by (-4 4/11) -72/7 x -11/48 = 99/42 = 2 15/42
*Tuesday, October 20, 2015 by ErinN*

**MATH **

I NEED HELP -5g - 6 for g= -2 4 16 10 -13 write an algebraic expression for the sum of 3 coins and c coins c+3 c/3 3c c-3 what value of x is a solution to the equation x-2=16 14 18 21 12 z/-12=-5 7 -60 -17 60 estimate the solition of the equation x-8.1=5.3 to the nearest whole...
*Tuesday, October 20, 2015 by HELP *

**Math**

The ratio of games the Falcons won to the games they lost for the 2013 football season was 7:5. What is the ratio of games won to the to the total number of games played? What kind of ratio did you describe?
*Tuesday, October 20, 2015 by Amy*

**matH**

-5g - 6 for g= -2 4 16 10 -13 write an algebraic expression for the sum of 3 coins and c coins c+3 c/3 3c c-3 what value of x is a solution to the equation x-2=16 14 18 21 12 z/-12=-5 7 -60 -17 60 estimate the solition of the equation x-8.1=5.3 to the nearest whole number 13 ...
*Tuesday, October 20, 2015 by LOL*

**Math**

How would you write cos(tan^-1u) as an algebraic expression in u? I know the answer, and I've seen tutorial on how to do it using pathagorus, but how would you do this using identities?
*Tuesday, October 20, 2015 by Bri*

**Math**

a 14.5 gas tank is 3/4 full. How many gallons will it take to fill? Please help me set this up. Thanks!!!
*Tuesday, October 20, 2015 by Kate*

**math**

the sum of 3 less than 5 times a number increased by 10 is 24.what is the number?
*Tuesday, October 20, 2015 by erod*

**MATh**

-5g - 6 for g= -2 4 16 10 -13 write an algebraic expression for the sum of 3 coins and c coins c+3 c/3 3c c-3 what value of x is a solution to the equation x-2=16 14 18 21 12 z/-12=-5 7 -60 -17 60 estimate the solition of the equation x-8.1=5.3 to the nearest whole number 13 ...
*Tuesday, October 20, 2015 by DEEZ GOT HEE*

**MaTh**

-5g - 6 for g= -2 4 16 10 -13 write an algebraic expression for the sum of 3 coins and c coins c+3 c/3 3c c-3 what value of x is a solution to the equation x-2=16 14 18 21 12 z/-12=-5 7 -60 -17 60 estimate the solition of the equation x-8.1=5.3 to the nearest whole number 13 ...
*Tuesday, October 20, 2015 by AABBCC*

**MATH**

1/2 x -1/3 -1 1/6 -2/3** -3/8 -1/6** Can't choose between B and D
*Tuesday, October 20, 2015 by Shalee ^~^*