Posts by matt

Total # Posts: 2,390

how to set up this problem
Caleb has a piece of wood that is 156 inches long. He wants to cut the wood into 2 3/4 -foot sections. How many whole 2 3/4 -foot sections can Caleb cut? A 57 B 56 C 5 D 4

math please explain
Apples cost $1.62 per pound, and bananas cost $0.48 per pound. What is the total cost for 2 1/2 pounds of apples and 1 1/3 pounds of bananas? A $4.69 B $4.55 C $3.77 D $3.36

Math
would 450 nickels be greater than 25 quarters

Math
Since I am converting 450 nickels to 25 quarters would 450 nickels be greater or less than 25 quarters

Math
So would it be: 450*0.5 and 25*0.25

Math
I am stuck on this. I am converting 450 nickels to 25 quarters to see which is greater. Can you explain or show me how to do this.?

math
Assume an 18 month CD purchased for $7000 pays an APR of 4% compounded monthly. What is the APY? 2 decimal places

math
Assume an 18 month CD purchased for $7000 pays an APR of 7% compounded monthly. What is the APY? APY = ___% Round the answer to two decimal places

math
Assume an 18 month CD purchased for $7000 pays an APR of 7% compounded monthly. What is the APY? APY = ___% Round the answer to two decimal places The previous answer was not correct so they changed the question.

math
Sorry... Assume an 18 month CD purchased for $7000 pays an APR of 7% compounded monthly. What is the APY? APY = ___% Round the answer to two decimal places

math
Can you please help me I've tried over 30 times on this problem please show me the formula that I need to come up with the answer... Assume and 18 months Ed purchased for 7000 days and APR of 5% compounded monthly. What is the APY? They want me to round the answer to two ...

math
That answer was wrong...so I reposted the new question and made sure I typed it right which was my fault.The new problem is now at 7%. They want the APY %

math
Can you please help me I've tried over 30 times on this problem please show me the formula that I need to come up with the answer... Assume and 18 months Ed purchased for 7000 days and APR of 5% compounded monthly. What is the APY? They want me to round the answer to two ...

math
Assume a 30 month CD purchased for 2000 pay simple interest at an annual rate of 5.5%. How much total interest does it turn what is the balance at maturity. They want to know the total interest and the balance at maturity and they want us to give our answer to two decimal places

math
Assume an 18-month CD purchased for $7000 pays an APR of 7% compounded monthly. What is the APY? (Fill in the blank below and round your answer to 2 decimal places.) APY = %

math
i know but it was wrong so it change %

math
Assume an 18-month CD purchased for $7000 pays an APR of 5% compounded monthly. What is the APY?

math
Assume an 18-month CD purchased for $7000 pays an APR of 3% compounded monthly. What is the APY?

Maths, Function image sets
Need a bit of help. Trying to find the image sets of two recipricol functions. The first g(x)=1/(x-2)+5 (x not equal to 2) The second g(x)=1/(x-2)+5 (x>2) Now its quite easy to draw/sketch the graph but ive not really dealt with image sets of recipricol f functions before ...

English
I have to write a rational for my English class, however I'm stuck on what to write next. The question is: What are the obstacles we face in life, and how they help us become who we are? We are supposed to both relate to real life, and a text that we read in class. I chose...

Math
1. -9p - 17 = 10 2. x over 3 - 10 = 12 3. x over 4 + 10 = 14

math
A population of 240 birds increases at a rate of 16% annually. Jemel writes an exponential function of the form f(x) =abx to represent the number of birds after x years. Which values should she use for a and b?

Math
Lila graphed the points -2 and 2 on a number line. What does the distance between these two points represent?

Math
Im wondering for this question if I'm right and going toward the right direction. Last week there was an earthquake that measured as a magnitude of 3.2 on the Richter scale. Today you hear on the radio that there was a second earthquake that was 27 times more intense than ...

Math
Rewrite the following exponential functions as logarithmic functions, and the logarithmic functions as exponential functions: f(x)=(7/8)^x b) f(x)=log12x c) f(x)=log5/9x

Math
Rewrite the following exponential functions as logarithmic functions, and the logarithmic functions as exponential functions a) f(x)=(7/8)^x b) f(x)=log12x c) f(x)=log5/9x

economics
Suppose three neighbors must vote on installation of a traffic light that costs $210. All three will share the cost of the light – that is, each person will contribute $70 to the installation. Leona values the light at $50; Lionel values the light at $50; and Theo, who ...

chemistry
You have 310. mL of a 5.75×10-5 M Pb(NO3)2 solution. How many moles of NaCl must be added to precipitate a solid? The Ksp of PbCl2 is 1.6×10-5. I'm not sure where to go after I make the ICE table

Math
water flows from a faucet at a rate of 5 liters every 25 seconds. At this rate, how much water will flow form the faucet in 45 seconds. Make a table.

math
water flows from a faucet at a rate of 5 liters every 25 seconds. At this rate, how much water will flow form the faucet in 45 seconds. Make a table.

math
the first part is wrong it is 6 because you use 22.5 divided by cos 15

Algebra
Steve made a business trip of 254 miles. He averaged 57 MPH for the first part and 56 MPH for the second part. If the trip took 4.5 hours, how long did he travel at each rate?

Philosophy
The following argument appeared in the draft of a bill before the Louisiana State Legislature in 2001: Whereas, the writings of Charles Darwin, the father of evolution, promoted the justification of racism, and his books On the Origin of Species and The Descent of Man ...

Math
Sally has 4.5 cups of sugar. She needs to bake brownies for for a bake sale. If each batch of brownies requires 2/3 cup of sugar, how many batches of brownies can she make?

Physics
Instead of the frictionless wheel in problem 7, imagine that the rope is tied to a frictionless pulley with radius R but an unknown moment of inertia. If the pulley always has half as much kinetic energy as the block, what must be its moment of inertia? The block has a mass m.

Calc
Gravel is being dumped from a conveyor belt at a rate of 20 {\rm ft}^3{\rm /min}. It forms a pile in the shape of a right circular cone whose base diameter and height are always the same. How fast is the height of the pile increasing when the pile is 18 ft high?

Math
Wrong answer

Algebra
Mira’s boat goes 12 mph in still water. It travels 45 miles upstream and back in a total time of 8 hr. What is the speed of the current?

Algebra
The time t required to empty a tank varies inversely as the rate R of pumping.If a pump can empty a tank in 50 min.at a rate of 650 k?L/min, how long will it take the pump to empty the tank at 500kL/min?

Algebra
A 42 ft guy wire reaches from the top of a pole to a point on the ground 15 ft. from the pole. Find how high up the pole does the guy wire reach?

Interest
Find the amount of the annuity if the deposit is $800 quarterly for 6 years at 9% compounded quarterly. Amount=?

Compound interest
The cost of the stereo is 2526.87 i just cant figure out the amount of interest paid, i do I=P*R*T and get 397.87 or something like that and it says its wrong

Compound interest
Stereo Inc. sells a stereo system for $200 down and monthly payments of $70 for the next 3 years. If the interest rate is 5.25% per year, find: a) The cost of the stereo. Answer = $ b) The total amount of interest paid

Chem
Thank you for your help.

Chem
If 0.256 g of a compound containing only carbon and hydrogen atoms is burned efficiently and 0.780 g of carbon dioxide and 0.356 g of water are produced, how many moles of H-atoms are contained in the original (0.256 g) sample?

PLEASE HELP MS SUE!!!!!!!!!!!!!!!!!!!!!4
Its Output cell

Chemistry
Two aqueous solutions, both at 25.00°C (100.0 mL of 0.223 M Pb(NO3)2 and 100.0 mL of 0.144 M Na2S), are mixed together in a calorimeter with a Ccalorimeter of 11.8 J/°C. The temperature of the solution increases by 2.40°C. Assuming that the density and heat ...

Computer programming
I am trying to write a program in C that would be used by a car rental company. This program finds the subtotal, tax amount(6%) and finally the total. The user enters in how many days the car was rented and how many miles were driven. The total is based on this logic. The cars...

Math 142 (calculus)
Determine d^2y/dx^2 for y=(5x^5+7)^4

Calculus
Find c so y=4x+3 is tangent to the curve y=x^2+c

Calculus
An open box with a capacity of 36,000 cubic inches is to be twice as long as it is wide. The material for the box is $.10/sq ft. What are the dimensions of the least expensive box? How much does it cost?

Calculus
An open box is made by cutting squares of side w inches from the four corners of a sheet of cardboard that is 24" x 32" and then folding up the sides. What should w be to maximize volume of the box? I started by trying to get a formula for the volume which I thought ...

Chemistry
@Dr.Bob222 I was answer that answer before but it was wrong

Chemistry
oh Ka is 3.5x10^-4. Sorry about that

Chemistry
What is the pH of a 0.0050 M solution of sodium fluoride? I got 7.58 for pH. Is it correct? but I try to plug in my quadratic formula, I don't get the pH 7.58. I'm really confuse. Please help.

Math
Tell if x and y show direct variation. Explain reasoning. 1) x=2y 2) y-x=6 3) xy=5

Physics
Draw a free body diagram and Apply Newton's 2nd law in both direction. 60 kg chair is pulled along a rough horizontal surface under the action of a 200N force 30 degrees up from horizontal, as shown the acceleration of the chair is 1.5 m/s^2. a) Determine the normal force ...

Comma question
Please use correct place comma for this sentence - Louisa bought mangoes and papayas and oranges.

Spanish
Thank you! that helped a lot!

Spanish
Esta mañana nos (1) _____ temprano en carro sin mapa. Al (2) _____ de la ciudad, Jorge (3) _____ al empleado de una gasolinera dónde (4) _____ el carril para acceder a la autopista. El empleado no (5) _____ contestarle porque no (6) _____ a dónde (7) _____...

SPAnish
Modifique el texto por cambiar los verbos italizados de lo familiar (informal) a lo formal Prepara (1) _____ para salir de viaje el lunes por la mañana. Para ello, haz (2) ______ las maletas, sal (3) _____ de la habitación y métete (4) _____ en el coche. ...

probability
The National Center for Educational Statistics reported that in 2009 the ACT college placement and admission examination were normally distributed and had a mean of 21.1 and standard deviation of 5.1. A college requires applicants to have an ACT score in the top 20% of all ...

AP Physics I
A placekicker is about to kick a field goal. The ball is 26.6 m from the goal post. The ball is kicked with an initial velocity of 19.0 m/s at an angle θ above the ground. Between what two angles, θ1 and θ2, will the ball clear the 2.8-m-high crossbar? (Hint: ...

Spanish
1 of 15 I tried to get there on time, but there was an accident on the freeway: Yo ____(1)____ llegar a tiempo, pero ____(2)____ un accidente en la autopista. Options 1-quise or queria 2-hubo or habia Answers 1- quise 2 -habia 2 of 15 They refused to admit that you already ...

probability
You and your friend just rented a car for an 8,000 mile cross-country road trip. Your rental car may be one of three different types: new (N), nearly one year old (O), and old (L). If the car you receive is brand new, it will break down with probability 0.08. If the car is ...

Physics. Help Please
Gabriele enters an east-w straight bike path at the 3.0-km mark and rides w at a constant speed of 8.0 m/s. At the same time, Xena rides east from the1.0-km mark at a constant speed of 6.0 m/s. 1. Write function x(t) that describe the position of Gabriele as a function of time...

probability
You and your friend just rented a car for an 8,000 mile cross-country road trip. Your rental car may be one of three different types: new (N), nearly one year old (O), and old (L). If the car you receive is brand new, it will break down with probability 0.08. If the car is ...

SPANISH
EL PRETÉRITO. Modifique el párrafo por cambiar los verbos italizados al pretérito. Ejemplo: Tenemos que preguntarle al revisor. Tuvimos que preguntarle al revisor. Voy___(1)___ a coger el tren para irme de vacaciones a la sierra. Ya no me queda___(2)___ ...

probability
You and your friend just rented a car for an 8,000 mile cross-country road trip. Your rental car may be one of three different types: new (N), nearly one year old (O), and old (L). If the car you receive is brand new, it will break down with probability 0.08. If the car is ...

math
An executive drove from home at an average speed of 45 mph to an airport where a helicopter was waiting. The executive boarded the helicopter and flew to the corporate offices at an average speed of 120 mph. The entire distance was 250 miles; the entire trip took three hours. ...

math
The weight of a bag of bricks plus 20% of its weight is 30 pounds. How much does the bag of bricks weigh, in pounds?

Stats
Explain what it means to have a deviation score of -18

Statistics
Assume that the unit of measure for each of the values in the sample is in dollars. What would be the units of measure for the sample: a) mean? b) range? C) Variance? d) Standard deviation?

probability
Alice and Bob each choose at random a number between zero and two. Consider the events events A: The magnitude of the difference of the two numbers is greater than 1/4. Event B: At least one of the numbers is greater than 1/4. Event C: Alice’s number is greater than 1/4. ...

probability
You and your friend just rented a car for an 8,000 mile cross-country road trip. Your rental car may be one of three different types: new (N), nearly one year old (O), and old (L). If the car you receive is brand new, it will break down with probability 0.08. If the car is ...

probability
Anne and Bob each have a deck of playing cards. Each flips over a randomly selected card. Assume that all pairs of cards are equally likely to be drawn. Determine the following probabilities: (1) The probability that at least one card is an ace, (2) the probability that the ...

World Geography
if 1/2 inch equals to ten miles how many inches are there in thirity miles ?

Algebra
Write 3 different algebraic expressions that uses x,y, and z and simplifies to the given value when x=-3, y=-2, and z=-1. The expression should involve only multiplication or division. Values are: 1, -16, and 12.

Algebra 2
1. A bag contains 12 red checkers and 6 black checkers. You will randomly select two checkers, one at a time, without replacement. (a) In how many ways can you select two checkers so that at least one of the checkers is red? List the ways. (b) What is the probability that you ...

math
A plane is flying at 168 miles per hour with a heading of 43.5° from due north. The wind is blowing a constant 33 miles per hour at 133.5° from due north. Find the ground speed and true course of the plane.

science
i think its A

science
Which of the following chemicals is insoluble in water? A. C6H6 {benzene) B. HCI (hydrochloric acid) C. NH3 (ammonia) D. NaHC03 (sodium bicarbonate)

Sophia
650ft/117.3ft/s=5.5 Is NOT the answer. Nor is 40.6 nor 7.4 nor 8.8 nor 16.2 nor 6.5. Nor is 0! Thinking they didn't stop at all before the crash!

Sophia
Algebra

Sophia
The following formula relates the distance S (in feet) traveled by a vehicle during an emergency stop to the time T (in seconds) it takes to arrive at a complete stop: s(t)=16t^{2} At the scene of an accident, Bill uses skid marks to determine the braking distance of one of ...

History
Ms Sue I am not understanding that is the Maccabean Revolt written for the gentiles to read in the future? Or is it for the Jews so they are aware of the past

History
What was the purpose of account of the Maccabean Revolt? Who was the intended audience?

experiment physics
Stress ke cari jawapan x jumpe

Chemistry
A solution of methanol and water has a vapour pressure of 213 Torr. What would you predict as the mole fractions of each component, assuming ideal behaviour? The vapour pressures of methanol and water are 256 Torr and 55.3 Torr, respectively

Chem.
Thank you

Chemistry
Do you mean 44.8L of Zn?

geometry
what is the surface area of a cube with side of 2 inches? what is the volume?

Math
Find the effective rate of interest (APR) for a loan with a loan amount of $6,300, a time of 270 days, and interest of $685.13. a. 14.5% b. 6.5% c. 9.3% d. 12.3%

math
Thank you

math
Simplify 6P2 A.30**** B.15 C.12 D.720 Simplify 8c5 A.6,720 B.336 C.56**** D.10

Science
What volume of aluminium has the same number of atoms as 8.0cm^3 of mercury?

math
NVM

math
NO ONE REPLIED.

math
How do i find the 12th term of the sequence 36,18,9.... using a formula

math
THANK YOU SO MUCH REINY.

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