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math
andrew is searching for a cup and discovers that he has 20 plates for every 5 pairs of cups. if he has 40 plates, how many pairs of cups does he have?

Hope someone know this Math
π + e, π − e, πe, π/e, πe, π√2, ππ, eπ2, ln π, 2e, ee,

Math Lesson
Dale spends 1/4 of his money on food and 1/3 on drinks what fraction doe he have left

Math
Andrew is searching for a cup and discovers that he has 20 plates for every 5 pairs of cups. If he has 40 plates how many pairs of cups does he have?

Math
The sum of two numbers is 80. the ratio of those two numbers is 3:5. find the larger number.

Math - Calculus
Are endpoints also critical points? I'm trying to find the critical points of a function on the interval [-1,5]. So far,the only critical point I have is 2. Does that mean -1 and 5 are also critical points?

math grade 8/ unit test lesson 13/unit 2
#12 the cones below are similar,although not drawn to scale.what is the radius of the larger cone. a)10 b)11 c)12 d)13 i think it is c

Math
If the ratio of red hair bands to green hair bands is 5 to 9 with a total of 70 hair bands, how many of them are green?

math
what happens to the area of a parallelogram when you double both the height and the base. A.the area is halved my answer B.the area is doubled C.the area is quadrupled D.the area is cut in half

Math
3/100=30/x solve for x please help asap!!!!!!!

Math
The sum of two numbers is 80. The ratio of those two numbers is 3:5 . Find the larger number.

math help ASAP
Rico made a function table to illustrate the rate he charges for mowing lawns. Complete the table. Then write a function rule for the function. (1 point) ( ) = blank Hours (h) 1 2 3 4 5 Earnings (E) ( ) ( ) ( ) $22.00 $27.50 a. $5.75, $11.50, $17.25; E = 5.75h b. $6.00, $12.00...

math
----------------- - - - 8 cm - - -6 cm - 4 cm- - - - - ------------------------------ 11 cm what is the area of the trapezoid?

Math
If the ratio of purple bikes to red bikes is 8 to 12 and there are a total of 100 bikes, how many of them are purple?

ASAP MATH
1. (-5.1)^0 * 1 2. 3g^-2 b^2 * 3b^2/g^2 3. 3/g^-2 h^3 * 3g^2/h^3 4. 2x^-2 y^-2 x=3 y=-2 * 1/18 5. 1/2^-2 x^-3 y^5 * 16

math
callum wins £300 in a raffle. he gives 5% to charity. he saves 2/5 of the £300.he uses the rest of the money to buy clothes. work out how much of the money callum uses to buy clothes./ I tried this question before in a test we got given the test back and were told to correct...

discrete math
A bubble sort begins with the array: 372418 Work through the lists obtained at each step of the bubble sort. Complete the table below for the intermediate step where 7 is at position four in the array. [][][]7[][]

math
One store sells milk for $3.00 per gallon. A second store sells milk for $0.80 per quart.If you need two gallons, which store should you buy from?

math
An 11-ft ladder leans against the side of a house. The bottom of the ladder is 8 ft from the side of the house. How high is the top of the ladder from the ground? If necessary, round your answer to the nearest tenth.

Math
An Aircraft Flies Round A Triangular Course. The First Leg Is 200km On A Bearing Of 115km And The Second Leg Is 150km On A Bearing Of 250km. Draw A Diagram For This

Math help! Hurry Please~
1. Scientists estimate the rate of the wildebeest running at full speed to be 66 feet per second. Write a function rule to describe the relationship between the time, t, and the distance ,d, a wildebeest travels when running at full speed.(1 point) a. t = 66d b. 66 = d • t c...

math
Determine the number of ways three trumpet players out of 6 are chosen for 1st chair, 2nd chair, and 3rd chair.

MATH
1. Jacob mixes the letters J, K, L, J, K, M, N, and P thoroughly. Without looking, Terry draws one letter. Expressed as a fraction, decimal, and percentage, what is the probability that K will not be the letter Terry selects? (1 point) one-fourth, 0.25, 25% three-fourths, 0.75...

Math
I'm a dad trying to help my daughter. Question is kx+6y-5=0 3x+2y+4=0. Need to find 1. Value of k such that the lines are perpendicular and 2. The angle of inclination of the second line given

Math Calculus
Find critical points and extreme values on the interval [-1,5]: f(x)=|x^2-4x+3|

Math - extreme values
Identify the critical points and find the extreme values on the interval [-1,-5) for f(x)=cosx+xsinx+3 I've taken the derivative which gives me f'(x)=xcos(x). I know I have to solve to get the critical points and then plug in the critical points that are on the interval and ...

Math
Construct on a single diagram parallelogram ABCD with AB=8cm,BC=10cm and ABC=120 degrees

Math
One corner of a square is folded to its centre to form an irregular pentagon.the areas of the pentagon and of the square are consecutive integers.what is the area of the square?

Math
You visited your local bank. Because of your good credit, they agreed to give you a personal loan, simple interest at a current interest rate of 12.5% APR. you will pay this back in 1 year Interest=prt= Total Payment =Principle +interest = Payment per month= total payment/12=

math
from a group of 5 people, how many ways can 3 be selected?

Math
Compound interest is a type of exponential growth. Now imagine that Lisa and Elicia each opened a new compound interest account. Lisa deposited $20,000 into her compound interest account. Elicia deposited $15,000 into her compound interest account. Both accounts pay 5% ...

math
I don't know where to start.The questions says: Give an inequality that has the given solution: a) -2 < or = X < or = 7 Am I supposed to substitute something? Or just guess an equation that might work?

math
calculate the area of a cylinder with a height of 60 cm and a circumference of 62.8

math
Find a cubic polynomial p(x) so that the solution of p(x) ≤ 0 is [-2,1] or [4,∞). Is your polynomial the only one that gives this solution? Explain.

Math
3m/2/3=7 can someone help me with this question.

Math\
Find the smallest number which is greater than 4444 n divisible by 8 formulas

Math
I brought 10 bananas.Each banana weighed 50 grams. If the price of bananas was $6.50 per kilogram, how much did i pay?

Math
3m/2/3=7 How can I solve this problem? I need your help

Math - Calculus
A piece of wire 16cm long is cut into 2 lengths, one of which is bent into a circle, the other into a rectangle with one side three times the other. a) Determine the ratio of the longer length of the rectangle to the radius of the circle if the sum of the areas of the circle ...

6th grade math
the volume of a using the formula v=l,w,h. If the base f a prism is 4 inches long, 2 inches wide and the height of the prism is 8 1/2 inches, find the volume of the prism

math 6th grade
mrs.smith class sold bars as a fundraiser. mrs smith made a line plot after the first week to describe the sales so far. the horizontal axis represents the of candy bars sold that week.

Math
A camera lens rotates 15° and then stops to take a picture.They it rotates 5 take another picture. The camera takes two pictures in each rotation cycle. How many cycles does the camera lens go through to reach 100 Justify your answer.

math
a segment that is half of an inch long is how many sixteenths of an inch long?

math
solve for x 2/3x-2/3=x/6+4/3

math
solve for x 4x+5=8+x

math
ell whether each equation has one solution, zero solutions or infinite solutions 5(x-3)+6=4x+3

Math
If the total cost of producing X units of a product is given by C(X)= 10,000 + 20xe X/600... find the marginal cost when 600 units are produced

6th grade math
On a math quiz, Mary scored 3 points for each of the 12 multiple choice questions she answered correctly, and 5 points for each of the 8 free response questions she answered correctly. What was the total number of points Mary scored?

math
tell whether each equation has one solution, zero solutions or infinite solutions 5(x-3)+6=5x-9

Math
864 times 2

Math
A taxi service charges a $1.90 fee for each ride plus an additional .80 per mile. If a taxi ride cost $4.30, how many miles did the taxi travel travel during the ride?

Math
Felicia makes 1/2 gallon of fruit punch. She pour an equal amount into 8 glasses. What fraction of the fruit punch in each glass

Math
A rectangular garden has a length if 6.8 meters and seea perimeter of 20.6 meters. What is the width if the garden?

Math
Given: LM ∥ KN, KL ∥ NM, LP = h­1 = 5, MQ = h2 = 6, PKLMN = 42 Find: AKLMN

Math
a scale drawing of a billboard uses the scale 4cm: 9ft. The length of the billboard in the drawing is 11cm. How long is the actual billboard.

math
Write a pair of fractions with common denominators?

MATH
20. Write the equation of a line that is perpendicular to the given line and that passes through the given point y-3=8/3(x+2); (-2,3) (is there a formula to follow?)

Math ASAP
1. tell whether the lines of each pair of equations are parallel or perpendicular or neither Y=-3x+7 -2x+6y=3 *Perpendicular 2. tell whether the lines of each pair of equations are parallel or perpendicular or neither Y=-1/4x+10 -2x+8y=6

Math c2
Transformation from the graph y=(x^2+9)^1/2 onto the graph 3*(x^2+1)^1/2

Math
A utility company charges $67.65 plus $1.1917 per therm for gas usage in excess of 50 therms. Last​ winter, one​ homeowner's bill ranged from a low of $196.35 to a high of $214.23. Over what range did gas usage vary​ (in therms)?

Math
find the measure of the x in the triangle. the other two points are 65 degrees.

math
which statement is false? a.every integer is a real number. b.every real number is a rational number. c. every positive rational number has a square root. d.every integer is a rational number.

Math
1. Write an equation in slope- intercept form of the line that passes through the given point and is parallel to the graph of the given equation. (2,-2);y=-x-2 A. y=-2x B. y=2x C. y=1/2x D. y=-x*** 2. Write an equation in slope- intercept form of the line that passes through ...

math
A triangle has vertices at S(4,1), T(2,-3),and U(4,0). The triangle is translated up 3 units. What are the coordinates of the vertices of the image?

math
A 10-foot ladder is leaning against a wall. The base of the ladder is 2 feet from the base of the building. How far up the building does the ladder fall?

math
Tap"A" can fill the tank in 4 minutes .While tap"B" can fill the same tank in 7 minutes . How long will both taps take to fill the tank if they are opened at the same time? The way I worked I took 7× 4 = 28 The answer is 28 minutes

math
find the sets of valuse of x for which 4x^2 + 19x - 5 <= 0

Math
which expression represents the sum of x and negative 11 A.-11+x B.x+11 C.-11x* D.-11-x which phrase is represented by the expression x/-6 A.negative 6 times x B.x divided by negative 6 C. the sum of x and negative 6* D.negative 6 divided by x which phrase is represented by ...

Math
the wall around a playground 410m. if one wall along length 80 . what is the length of the wall along its breadth. and what is the area of playground

Math
Peter spends 1/4 of his salary on food, 1/3 on clothing and 1/5 on school fees. He saved the rest. What fraction if his salary did he save?

math
find the term independent of x in the expansion of (2+x^2)^6 (1-3/x^2)^2

math
In the triangle below, mc005-1.jpg represents which ratio? mc005-2.jpg

MATH
1.to convert from a smaller unit to a larger unit you ______ by a power of ten A.add B.subtract C.multiply D.divide 2.Which of the following is a correct conversion of 50 kg? A. 5,000 g B. 50,000 mg C. 50,000 g D. 5,000,000 mg 3.Paul has a board that is 1,200 cm long.Which of ...

Math
A play has two roles for men and four roles for women if five men and 12 women tryout for these parts,in how many different ways can the director choose people for the roles

math
Last year, Lucy deposited $3000 into an account that paid 5% interest per year and $7000 into an account that paid 4% interest per year. No withdrawals were made from the accounts.

Math
Plane A and B ate both flying eastward with constant velocity in the same horizontal plane at angles 30 degrees and 60 degrees with respect to the horizontal respectively. The speed of A is 100 square root of 3 miles per second. Initially, the pilot of plane A sees plane B ...

Math
A swimming pool is filled with water at a constant rate of 9 gallons every 10 minutes. After 30 minutes, the pool is filled with 55 gallons of water. Which equation represents this relationship ? F. y= 9x + 55 G. y= 10x + 28 H. y= 9/10x + 28 J. y= 9/10x + 55

Math
write a function rule for the area of a rectangle or picture frame that has a width of 22 in less than its length use the function rule to find the area of the picture frame the length is 39 inches

Math
To play a game, you spin a spinner like the one shown.you win if the arrow lands in one of the areas marked win.lee played this game many times and recorded her results. She won 8 times and lost 40 times. Use lees data to explain how to find the experimental probability of ...

math
Last night, Greg was reading a book. At first, he was sitting next to the lamp, which was very bright. Greg could see all of the words in the book very well. Then, he moved to a chair that was farther away from the lamp. It was less bright in the spot where Greg moved. He had ...

Math
Decide whether the given statement is always, sometimes, or never true. The domain of a rational expression and any simplified form are equivalent. a. sometimes true b. never true c. always true

Math
A middle school wants to have its students see a movie at a local theater. The total cost of the theater and movie rental is $1,500. What equation shows how the cost per student depends on the number of students who attend? I'm not really sure what this question is asking me ...

Math
Chet's watch is guaranteed for 90 days. If it stops working six weeks after he bought it,is it still under warranty?

Math
A basketball player made 63 out of 100 attempted free throws.What percent of free throws did the player make

Math
Chet's watch is guaranteed for 90 days. If it stops working sit weeks after he bought it,is it under warranty?

math
10cents a minute and they talk 10 1\2 hours how many dollars would it be

math
The length of a rectangle is 5 feet more than the width. If the perimeter is 138 feet, what are the length and the width? Length? Width?

math
The length of a rectangle is 9 inches more than the width. If the perimeter is 110 inches, what are the length and the width? Length= Width=

Math
Tom had 5 3/8 lbs. Of trail mix. He is putting 1/4 lbs. In as many bags as he can, how many can he make?

math
the length of a rectangle is 7 feet more than the width. If the perimeter is 194 feet, what are the length and the width?

Math
John says that when you compare two fractions with the same numerator,you look at the denominators because the fraction with the greater denominator is greater.is he correct?Explain,and give an example.

Math
A carpenter cut pieces from a 12 foot long board that were 4 3/4 feet long and 3 1/2 feet long. What is the length of the remaining part if the board?

Math
On Sunday Lindsey rode her bike 3 times as much as she did on Saturday. On Saturday she rode 3 miles. How far did she ride on Sunday

Math age problem/ Solving Multi step Equations
Alexa is 15 years less than twice Michael's age. How old are Alexa and Michael if the sum of their ages is 12?

Math
Factor the following expression completely: 2ab+6a+12abc

Math
In Carolina's class, 6/16 of the children have freckles. of the children with freckles, 1/12 have red hair. what fraction of Carolina's class has red hair and freckles?

Math
Ziggy earned $7.50 per hour plus an additional $100 in tips in Saturday. He earned more than $145 in all. Write an inequality to show h, the amount of hours he may have worked on Saturday.

Math
Can someone help me write this as a function. (6, -1); m= -5/3

Math
A recipe calls for 2 1/4 of salt for every 1 1/8 teaspoon of black pepper. How many teaspoons of salt are needed for each teaspoon of pepper used?

Math
Rita's baby brother weighed 7 5/16 pounds when he was born. Since then, her brother has gained 3 3/4 pounds. How much does Rita's baby brother weigh now? Express your answer as a fraction and as a decimal.

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