Wednesday

May 4, 2016
**Math**

David wants to build a pen for his goat. He wants the area of the pen to be 48 square feet. If the length and width of the pen are whole numbers, which of the following could be the perimeter of the pen? - p = 26 ft - p = 28 ft - p = 30 ft - p = 36 ft
*Tuesday, March 15, 2016 by Julia*

**Math**

Perform the operation. 8 & 1/2 +5 & 1/8
*Tuesday, March 15, 2016 by Sam*

**math**

Which of the following statements is a true proportion? 18/42=12/18,18/42=9/24,18/42=21/48,or 18/42=118/142
*Tuesday, March 15, 2016 by Tia*

**Math**

What type of sequence is this? 2 , 3, 5, 8, 12 Arithmetic, geometric or neither
*Tuesday, March 15, 2016 by Help!*

**math**

What is the answer to this fractions 1/3 + 2/7
*Tuesday, March 15, 2016 by Tia*

**Math**

a mother is twice as old her daughter.she was six times her age twenty years ago.how old is the mother now?
*Tuesday, March 15, 2016 by Mpho*

**math**

A kite flight of a tant string of length 50m inclind at angle of 54 degree to the horizontal ground. What is height of the kite above the ground?
*Tuesday, March 15, 2016 by ay*

**Math**

1. When Tyson opens and lays a cereal box out flat, he sees that the top and the bottom of the box both measure 11 inches by 8 inches, the sides of the box both measure 11 inches by 6 inches, and the front and back of the box both measure 8 inches by 6 inches. What is the ...
*Tuesday, March 15, 2016 by Cassie*

**math**

The level of oil in a storage tank buried in the ground can be found in much the same way as a dipstick is used to determine the oil level in an automobile crankcase. Suppose the ends of the cylindrical storage tank are radius of 3ft and the cylinder is 20ft long. Determine ...
*Tuesday, March 15, 2016 by Adams*

**math**

In a Farmer's Market a man sold 5 times as many apples as watermelons. He sold a total of 66 apples and watermelons. How many apples did he sell?
*Tuesday, March 15, 2016 by rhonda*

**Math**

How does increasing the size of an object affect its volume to surface area ratio?
*Tuesday, March 15, 2016 by Alanna*

**Math**

what is the value of the missing angle? (I don't know what you call this shape but its like drawing a house on paper but its upside down ex: the triangle is on the bottom and the square is on top. where the triangle is theres a number 140 on each side and the point part ...
*Tuesday, March 15, 2016 by Amber*

**Math**

what is the area of the triangle? (its a scalene obtuse triangle) height 4.5 ft base 8.7 ft A. 13.2 ft^2 B. 19.575 ft^2 C. 20.25 ft^2 D. 39.15 ft^2
*Tuesday, March 15, 2016 by Amber*

**math**

For the Rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. For an 10 month period, the last term is and the series sum is . For a 15 month period, the last term is and the series sum is . For a 20 month period, the last term is ...
*Tuesday, March 15, 2016 by stephen*

**Math**

Solve the proportion 5/8=y/40 A)y=25 B)y=13(I pick this) C)y=11 D)y=10
*Tuesday, March 15, 2016 by I need help*

**Math**

Solve the proportion G/56=2/8 A)g=14 B)g=16 C)g=13 D)g=50(I pick this)
*Tuesday, March 15, 2016 by I need help*

**Math**

what is the area of the parallelogram? Bottom base 15 in height 7 in A. 105 in^2 B. 110 in^2 C. 52.5 in^2 D. 210 in^2
*Tuesday, March 15, 2016 by Amber*

**math**

Juan rode his bike 10 miles on sunday. on monday he rode 3 1/4 times as far on Sunday. How many miles did he ride on Monday?
*Tuesday, March 15, 2016 by racine*

**Math**

Suppose you are interested in determining the probability that a college student will own a personal computer. You poll 8 of your classmates from randomly selected classes and find that 5 of them own their own computers. Find a 90% confidence interval estimate for the ...
*Tuesday, March 15, 2016 by Anonymous*

**math**

Find the equation of a parabola where the vertix is at origin and the parabola opens to the left and passes through (-1,2).
*Tuesday, March 15, 2016 by pallavi*

**Math**

The formula for finding the perimeter of an equilateral triangle is P = 3s. How can you transform the formula so that it can be used to determine the length of one side of the triangle when given the perimeter?
*Tuesday, March 15, 2016 by Liv*

**Math**

the formula rt=d is used to calculate distance if you know the rate and time what is the equation? My answer correct me if Im wrong is r=td sorry I'm not really good at this.
*Tuesday, March 15, 2016 by ......*

**math**

The circle graph represents a familys monthly budget. If the monthly budget was 5,000, how much does the family spend on items other than food and housing? The graph has 50% other and 20% food and 30% housing. A.1,000 B.1,500 C.3,500 D.2,500*
*Tuesday, March 15, 2016 by Plzzzzzzzzz Help*

**math**

draw a triangle ABC in which AB:AC is 1:3 and BC 6 cm and angle c=75
*Tuesday, March 15, 2016 by harsh*

**math**

An inverted square pyramid has a height equal to 8m and a top egde equal to 3m. Initially, it contains water to a depth of 5m.
*Tuesday, March 15, 2016 by beverly*

**Math **

Let P be the point (0,-1) and Q be the point (3,2). In this Cartesian coordinate system, find the point on the line segment PQ that is twice as far from P as from Q. Please help, I need this for a test and i have totally forgotten the formula and notes and how to do anything ...
*Tuesday, March 15, 2016 by Anna *

**math**

Question: Given that h and k are the roots of quadratic equation 5x^2-10x+2=0, find the value of h^2+k^2 I have used alpha + beta method to do but it not works
*Tuesday, March 15, 2016 by jiayi*

**Math, accounting, Business, CAT**

What can i study after high school with this subjects?
*Tuesday, March 15, 2016 by Palesa*

**math **

The pH of lemon juice is about 2.2. (a) What is the concentration of hydrogen ions in lemon juice? (b) A person squeezes 3 oz of lemon juice into a cup. Based on your answer to part (a), how many hydrogen ions does this juice contain? For example you could enter 2.45×...
*Tuesday, March 15, 2016 by jennika *

**Math**

Write the exponential function y=6(1.21)t in the form y=aekt. (a) Once you have rewritten the formula, give k accurate to at least four decimal places. k= help (numbers) If t is measured in years, indicate whether the exponential function is growing or decaying and find the ...
*Tuesday, March 15, 2016 by ann*

**math**

Susie wants to make some hot cereal for breakfast.The directions say to use 3 cups of water with 1 cup of cereal to make 4 servings.Susie only wants 1 serving.How much cereal should she use?
*Monday, March 14, 2016 by sandra*

**Math**

I need help on a question. 30 is 75% of what number? I got it wrong on the homework and I can't really show my work on here since i cross multipled but it's okay if you can't help me.
*Monday, March 14, 2016 by Cure Smith*

**math **

The demand function for a product is p=20−5q where p is the price in dollars when q units are demanded. Find the level of production that maximizes the total revenue and determine the revenue. q= units R= $
*Monday, March 14, 2016 by ken*

**math **

As dry air moves upward, it expands and in so doing cools at a rate of about 10C for 100m rise, up to about 12 km. a) If the ground temperature is 220, write a formula for the temperature at height x km. b) What range of temperature can be expected if a plane takes off and ...
*Monday, March 14, 2016 by samantha *

**Math**

If a punch recipe contains 40% of ginger-ale 25% of Orange Juice 20% of pineapple juice does 15% of sorbet how many cups of sugar are used in 8 cups of punch
*Monday, March 14, 2016 by Molly*

**Math**

I have a moving truck that gets 12 klms per gallon how car would you go on a 40g tank
*Monday, March 14, 2016 by Mike *

**math**

The first 5 minutes cost $3, and each minute after that costs $0.17. How much did it cost if they talked for 24 minutes.
*Monday, March 14, 2016 by kuna*

**Math**

The length of a rectangle is equal to triple the width. Find the dimensions of the rectangle if the perimeter is 72 cm
*Monday, March 14, 2016 by Ava*

**Math **

Oscar has 10 of his friends over he want to give them each 4/5 each of cake how many whole cakes does he need to feed them?
*Monday, March 14, 2016 by Arturo*

**Math (geometry)**

Earth's diameter at the equator is about 7926 miles. A jet flies 550 miles per hour. How long would it take the jet to fly halfway around the equator?
*Monday, March 14, 2016 by Skylar(7th grade)*

**MATH**

1. What data are represented by the stem-and-leaf plot below? 3 | 7 8 9 4 | 1 3 7 5 | 2 4 Key: 4 | 1 means 41 a. 37, 38, 39, 41, 43, 47, 52, 54 b. 73, 83, 93, 14, 34, 74, 25, 45 c. 7, 8, 9, 1, 3, 7, 2, 4 d. 37, 38, 39, 14, 34, 74, 25, 45 2. Find the mode and the median of the ...
*Monday, March 14, 2016 by HELP ASAP*

**math**

The ratio of cats to dogs at jazzy Jen's pet store is 3 to 5 .If there are 24 animals at the pet store,how many of them are cats?
*Monday, March 14, 2016 by lilly*

**math**

Luis draws 1 card from a deck, 39 times. Predict how many times he draws an ace. John and O'Neal are playing a board game in which they roll two number cubes. John needs to get a sum of 8 on the number cubes to win. O'Neal needs a sum of 11, if they take turns rolling ...
*Monday, March 14, 2016 by Anonymous*

**math**

A T-Rex has two children. Their ages are consecutive integers that total 33. How old are they both?
*Monday, March 14, 2016 by kelton*

**Math**

How are hexagons a subcategory of a polygon?
*Monday, March 14, 2016 by Bonnie the Horse*

**math**

Eben rolls two standard number cubes 36 times. Predict how many times he will roll a sum of 4.
*Monday, March 14, 2016 by Anonymous*

**Math**

Alice earns 1.5 times her hourly rate for each hour she works after 40 hours in a week. She worked 50 hours this week and earned $660. What is her normal hourly rate? I know her average rate is $13.20, but I know that's not what I need to find and I don'tunderstand how...
*Monday, March 14, 2016 by Haley*

**math**

In Mrs.Marshall's classroom, 6/7 of the students play sports. Of the students who play sports, 4/5 also play an instrument. If there are 35 in her class how many play sports and an instrument?
*Monday, March 14, 2016 by Anna*

**math **

Mrs Carter class is having a pizza party and have 15 kids and need to split 5/8 of pepperoni
*Monday, March 14, 2016 by tenisha shy*

**math**

Five runners are entered in a race. Assuming there are no ties, in how many different ways can first and second places be awarded?
*Monday, March 14, 2016 by pj*

**math **

Mrs Carter class has 30 kids and need to split 7/8 slices of bacon
*Monday, March 14, 2016 by tenisha shy*

**math**

Mrs coombs have 10 kids and need to split 5/8 of bacon
*Monday, March 14, 2016 by tenisha shy*

**math**

Syntax error from line 1 column 53 to line 1 column 60. Unexpected '0'. expressed as the quotient of two integers in simplest form? I don't know?
*Monday, March 14, 2016 by Anonymous*

**math**

how to right this in scientific in scientific notation. (2.74×10^7)+(5.6×10^7)=
*Monday, March 14, 2016 by Gina-helen*

**math**

a student’s grade in a class is simply the mean of five 100-point exams a. If the student has grades of 77, 73, 97, and 89 on the first four exams, what is the students’ grade before taking the last exam? b. What is the lowest score that the student can earn on the ...
*Monday, March 14, 2016 by Debbie*

**Math**

How many bags of fertilizer would I need to cover 1.68 acres
*Monday, March 14, 2016 by Monica *

**math**

Julie wants to have a 90 average in her math class at the end of the year. She is trying to determine what she needs to make on her final exam for this to work. Everything is weighted equally and she currently has a 85 for her quiz average, a 80 for her homework average, a 92 ...
*Monday, March 14, 2016 by hallie*

**math**

you need 2 gallons of paint to paint a mural. you already have 3/8 gallon yellow paint and 1/4 blue paint
*Monday, March 14, 2016 by Anonymous*

**math**

Point A=(0,0)and B=(3,0).Which of the following choices of C will make traingle ABC a right traingle? I try to work it with vector for whe I subtract (0,0) to (3,0) and gives me (-3,0) this only give me straight line.
*Monday, March 14, 2016 by karabo*

**math**

what is 2 1/3 plus 1 3/4? ......................................
*Monday, March 14, 2016 by Chip*

**math**

marta is a sales associate at a perfume shop.she earns 400 a week plus a 4% commission on sales.write an inequality to find the minimum amount that she needs to sell to earn at least $460 in a week?
*Monday, March 14, 2016 by amber *

**Math Angeles**

How can you use a right angle to determine the classification of another angle
*Monday, March 14, 2016 by Keeyanah*

**math**

In a fruit salad,12 strawberries are used for every 5 peaches. Flora uses 85 of these fruits altogether to make a large fruit salad. How many strawberries does she use?
*Monday, March 14, 2016 by anonymous*

**Math**

Alex made a sketch for a homemade soccer goal he plans to build. The goal will be in the shape of a triangular prism. The legs of the right triangles at the sides of his goal measure 4 ft and 8 ft, and the opening along the front is 24 ft. How much space is contained within ...
*Monday, March 14, 2016 by Carol*

**Math**

Juan is making the shape of a rhombus. the first three angles are 80 degrees 80 degrees and 100 degrees what is the measure of the fourth angle? A. 60 B. 100<My Answer C. 180 D. 240
*Monday, March 14, 2016 by keykat*

**Math **

mike can drive his car 33 miles with one gallon of gas does he need to drive 15000 miles?
*Monday, March 14, 2016 by Katy*

**Math again!!!!**

What is the total cost of 2 sweaters at $13 each and 2 shirts at $8 each
*Monday, March 14, 2016 by Vanessa*

**Math**

How many groups of 2/3 are in 2?
*Monday, March 14, 2016 by Amy*

**Math**

Arrange these numbers from least to greatest: 2 over 5 comma text end text − 3 over 7 comma text end text 2 over 3. A. 2 over 5 comma text end text − 3 over 7 comma text end text 2 over 3 B. − 3 over 7 comma text end text 2 over 5 comma text end text...
*Monday, March 14, 2016 by Marc*

**Math**

Joely's Tea Shop, a store that specializes in tea blends, has available 45 pounds of A grade tea and 70 pounds of B grade tea. These will be blended into 1 pound packages as follows: A breakfast blend that contains one third of a pound of A grade tea and two thirds of ...
*Monday, March 14, 2016 by Hi*

**Math**

y-6¡Ý12 Solve this pleae.
*Monday, March 14, 2016 by LOVE*

**Math**

please show me how to do this... A statement Sn about the positive integers is given. Write statements S1, S2, and S3, and show that each of these statements is true. Show your work.Sn: 12 + 42 + 72 + . . . + (3n - 2)2 = n(6n^2-3n-1)/2 Also, please show ...
*Monday, March 14, 2016 by Taylor*

**math**

If you place $2,000.00 in a saving account with an interest rate of 4.5% month versus an account with a rate of 3.75% month, how much more interest could you earn in that month using the first account?
*Monday, March 14, 2016 by don*

**math**

the population of the world in the year 1650 was about 500 millions ,and in the year 2010 was about 6756 million .assuming that the population of the world grows exponentially ,find the equation for the population P(t) in millions in the year t
*Monday, March 14, 2016 by dlamini zanele*

**Math**

1. The two rectangles are similar. Which is the correct proportion for corresponding sides? the two rectangles are 4 by 12 and 8 by 24. thanks! A) 12/8=24/4 B) 8/4=24/12 C) 12/4=8/24 D) 4/12=24/8 Is the answer C? I'm not quite sure about it but that's what i'm ...
*Monday, March 14, 2016 by Tim*

**math**

F(x)=9x^3+2x^2-5x+4 and g(x)=5x^3-7x+4. What is f(x)-g(x)? Show all of your steps. I honestly have no idea how to do this. Can someone please explain what I have to do?
*Monday, March 14, 2016 by sage*

**Math**

The bottom of a shopping bag measures 8 inches by 10 inches. The bag has a height of 12 inches. How much paper is needed to make the bag? (1 point) 256 in2 296 in2 512 in2 ** 592 in2 A cube has a side length of x feet. Which expression represents the surface area of the cube...
*Monday, March 14, 2016 by Rayleigh*

**math**

yan gets allowance money every day. On Monday he gets 5 cents. On Tuesday he gets 12 cents. On Wednesday he gets 19 cents. On Thursday he gets 30 cents. On Friday he gets 35 cents. How much will he get on Saturday? How much will he have by the 12th day? The 16th day? When will...
*Monday, March 14, 2016 by bea*

**Math**

Given a number, a strange calculator can only do the following: multiply it by 2 or by 3, or to raise it to the power 2 or 3. Starting with the number 15, what can be obtained by applying this calculator 5 times consecutively? A) 2^8 . 3^5 . 5^6 B) 2^8 . 3^4 . 5^2 C) 2^3 . 3^3...
*Monday, March 14, 2016 by Amitabha*

**Math**

A three-digit integer has been divided by 9. As a result, the sum of the digits decrease by 9. How many three-digit numbers possess this property?
*Monday, March 14, 2016 by Amitabha*

**Math**

How many possible lunch combinations can I choose from with 12 meats, 20 side items, 7desserts, and 8 drinks?
*Monday, March 14, 2016 by Lillian*

**mATH**

Brittany is checking whether the pool she wants to buy will fit in her backyard. The pool with the patio measures 4 m by 5 m. Refer to the diagram below. a) Write an algebraic expression, in factored form, for the shaded area. b) When Brittany measures her yard, she notices ...
*Monday, March 14, 2016 by Anonymous*

**math**

Jorge has prepared his science project on a piece of poster board that has an area represented by the trinomial x2 + 5x – 50. a) What are the dimensions of the board? b) Write an expression for the perimeter of the board. c) What is the actual perimeter of the board if x...
*Monday, March 14, 2016 by Anonymous*

**math help pls pls**

The correlation coefficient for blood pressure and amount of vegetables eaten in a group of people is −0.7. Analyze the following statement: High blood pressure is caused by not eating vegetables. Is this a reasonable conclusion? No; blood pressure and eating vegetables ...
*Monday, March 14, 2016 by Oscar*

**math**

The cloth has an area of 20 square feet. What could be the dimensions of the piece of cloth?
*Monday, March 14, 2016 by red*

**MATH**

NEED HELP WITH THIS THANKS!!!TOGETHER, RYAN AND MAX HAD 195 BASEBALL CARDS. ONCE MAX GAVE 3/8 OF HIS CARDS TO ANOTHER FRIEND, HE AND RYAN HAD AN EQUAL NUMBER OF CARDS. HOW MANY MORE CARDS DID MAX HAVE THAN RYAN IN THE BEGINNING?
*Monday, March 14, 2016 by TYSON*

**Math**

Using Normal Tables, Find The Probabilities Of P( -1.50 < Z < 2.50)
*Monday, March 14, 2016 by Biodam*

**math **

1. what is the term for data that are grouped closely together? a. outlier b. liner c. positive d. clustering 2. what association would you expect if you was graphing height and weight ? a. position b. nonlinear c. negative d. none of these 3. what association would you expect...
*Monday, March 14, 2016 by UNKNOWN*

**English**

Social studies is fun/difficult/easy/interesting/exciting. Math Is _________. Science is _________. -------------------------------- Other than the adjectives above, what other adjectives can we use for the blank? Can you name suitable adjectives?
*Monday, March 14, 2016 by rfvv*

**Math**

20% of the children in sport club play tennis 25% of the children who play tennis also play rounder there are 8 children in the club who play both tennis and rounder how many children are there in the sport club together?
*Monday, March 14, 2016 by Sebastian*

**math**

How to write a real world problem that compares the ratios 5to 9 and 12to 15
*Sunday, March 13, 2016 by Daniel*

**Math **

From a sample set of 10 colored balls--5 green, 3 red and 2 yellow-- 5 are chosen at random WITH replacement. What is the probability that the result will be: green, red, yellow, red, green? Write your answer as a four place decimal number. p(G,R,Y,R,G)
*Sunday, March 13, 2016 by Jazz *

**Math**

In a recent survey of middle school students about pizza toppings, it was found that 25 students like pepperoni pizza, 31 like banana peppers pizza, and 5 liked both pepperoni and banana peppers on their pizza. If 66 students were surveyed, how many students do not like banana...
*Sunday, March 13, 2016 by no name*

**Math**

A team of street pavers was assigned the task of paving two parking lots one twice the size of the other. They worked for the first half of the day on the larger parking lot. Then the team split into two groups of equal number. The first group continued working on the larger ...
*Sunday, March 13, 2016 by Seerat*

**math**

if an invoice is dated april 25 and has credit terms of 3/15 ,n/45 , what is the last date on which the net amount of the invoice can be paid without incurring an penalty
*Sunday, March 13, 2016 by tiffany *

**Math**

At the airport, Person A and Person B are walking at the same speed to catch their flight, but Person B decides to step onto the moving sidewalk, while Person A continues to walk on the stationary sidewalk. If the sidewalk moves at 1 meter per ...
*Sunday, March 13, 2016 by Anonymous*

**math lit,geography,life sciences,english,agric sci**

Can I qualify if I want to study a nursing course and what are the levels I am expected to get
*Sunday, March 13, 2016 by Ntombie*

**math**

The business opened with a debt of $3400. After 4 years, it accumulated profit of $4900. Find the profit as a function of time t, knowing the profit function is linear. P(t)=
*Sunday, March 13, 2016 by samantha *

**math**

The angle of elevation from a boat to the top of a cliff is 42 degrees. When the boat moves 15 feet closer to the cliff, the angle of elevation increases to 54 degrees. How tall is the cliff?
*Sunday, March 13, 2016 by Lily*

**MATH**

As dry air moves upward, it expands and in so doing cools at a rate of about 10C for 100m rise, up to about 12 km. a) If the ground temperature is 220, write a formula for the temperature at height x km. Answer: b) What range of temperature can be expected if a plane takes ...
*Sunday, March 13, 2016 by samantha *