# math (double checking)

133,861 results

s.s
I am just double checking doesnt a manor mean a castle?

math
A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of \$1,050. At the end of March 2009, her checking account held a balance of \$800. What is the monthly rate of change for the student’s checking ...

math
A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of \$1,050. At the end of March 2009, her checking account held a balance of \$800. What is the monthly rate of change for the student’s checking ...

math (double checking)
I've posted this question before but I forgot to say that I was dealing with polynomial inequalities (not sure if that makes a difference) The question is: Solve the following polynomial inequalities. (9 marks) 4x - 5 ≤ 2(x - 7) x^3 - 5x^2 + 2x ≥ -8 2(x^3 - 2x^2 + ...

Just checking Math-Absolute Value
The equation for "the distance from x to -4 is less than 12" is |x-4|<12? I'm just checking my answers.

Math
Avirus scanning program is checking every file for viruses. It has completed checking 40% of the files in 300 seconds. How long should it take to check all the files?

math
A virus scanning program is checking every file for viruses. It has completed checking 40% of the files in 300 seconds. How long should it take to check all files?

math
Business and finance. Avirus scanning program is checking every file for viruses. It has completed checking 40% of the files in 300 seconds. How long should it take to check all the files?

Garland High school
Suppose you must maintain a balance of least \$500 in your checking account in order to have free checking. The current balance in your checking account is \$635.27. Which inequality describes how much can write a check for a and still have free checking? A. 635.27>500-x B. ...

algebra 1
A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of \$1,050. At the end of March 2009, her checking account held a balance of \$800. What is the monthly rate of change for the student’s checking ...

algebra
A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of \$1,050. At the end of March 2009, her checking account held a balance of \$800. What is the monthly rate of change for the student’s checking ...

Algebra 1
A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of \$1,050. At the end of March 2009, her checking account held a balance of \$800. What is the monthly rate of change for the student’s checking ...

Chemistry(Please check)
Last question, I just want to make sure I understand the concept of hybridization. For carboxylic acid the hybridization is: CH3= sp3 because there are only single bonds COOH= Sp2 because the oxygen is double bonded to the C Is this correct? Thank you for checking my work!

communication
Repeating in your own words the verbal content of the critic's message is: paraphrasing. checking for feelings. checking for inferences. buying time with limited agreement.

buisness communication
Repeating in your own words the verbal content of the critic's message is: paraphrasing. checking for feelings. checking for inferences. buying time with limited agreement.

Math 3371
In a certain year, 26% of all teenagers in the United States had checking accounts. Your bank, TeenChex Inc., is interested in targeting teenagers who do not already have a checking account. (a) If TeenChex selects a random sample of 3,000 teenagers, what number of teenagers ...

Math
Tonia deposited a total of \$174.52 into her checking account. She also withdrew a total of \$186.15. Use addition to find the net change in Tonia’s checking account.

Computer Science (java1)
can someone please tell me the equation for compshift? double Angle = 45.0; double AngleRadians; double ComptonShift ; //calculations AngleRadians = Math.toRadians(Angle); ComptonShift = Helpppp here

Chemistry
What are the major organic products of this reaction: CH3CH2CH2COCH2CH3 (an O is double bonded to the C before the O) + H2O --> (acid is above the arrow) DrBob222- There are 2 oxygens. I said there is an O double bonded to the C. So there is the O after the single C and ...

Physics[CONCEPT- NO MATH]
F = G(m1 x m2)/(d)^2 If you double the mass of one object and double the distance between the center of the two objects what happens to the force? If you double the mass of each object and double the distance between them what happens to the force?

Math
Write an expression for this statement: Double 5, then add 63. I don't understand double 5. Does it mean 5 to the 2nd power or 5 +5?

Math
computing grades. the fith test counts as double ( and i got the answer 74, so how much would it be as double?. thanks!

Math
A virus scanning program is checking every file for viruses. It has completed checking 40% of the files in 300 seconds. How long should it take to check all the files? I am not sure how to set this problem up, can someone please help! 40% = 40/100 40/100 = 300/x Solve for x. I...

Caplan
A virus-scanning program is checking every file for viruses. It has completed checking 40% of the files in 300 seconds. How long should it take to check all the files

Health
Using carbo-loading to increase the store of glycogen seems to benefit only those athletes who engage in aerobic activities that are A. more than 90 minutes. B. between 30 and 60 minutes. C. less than 20 minutes. D. between 50 and 80 minutes. A? I'm double checking my answers ...

Math - Precision and Significant Digits
Please help me with the following: Find each product or quotient. Use significant digits. 0.0505m x 665m A. 33.6 m^2 B. 33.58 m^2 C. 33.50 m^2 D. 3.582 m^2 I think the answer is A. Is this correct? Please help me by checking my answer. Any help will be appreciated!! :) P.S.: ...

Math
Barbara had \$123.54 in her checking account. she made a deposit of \$45.62. when she went shopping later that day, she saw a coat she really wanted. it was on sale for 40% off the original price of \$240. Assuming that she bought nothing else that day, does she have enough money...

Math
Chaz is a college student. He has a checking out balance of -\$52.00. His roommate Will's checking out balance is -\$59.25. Chaz thinks that Will owes more to the bank than Chaz does. Is Chaz correct?

Java programming
List all overloading methods (including constructors) in this coding.. public class Circle { private double radius; private String colour; public Circle() { radius = 0; colour = ""; } public Circle (double r) { radius = r; } double getRadius() { return radius; } double getArea...

ENGLISH
QUICKLY RUNNING OUT And your question is?? You've received several answers. Now, it's your turn. What parts of speech do you think these words are? I just need help. Well , do you think you can help me and explain it? I wasn't expecting people to give me the answers. I was ...

math
what is a double factor? I am filling in a multipication table. I am sopposed to color the double factors red. i realy need help in multiplacation and division.

math
MS.powell has -\$25 in her checking account after withdrawing money from the atm .How much did Ms.Powell withdraw if she had \$85 in her checking account before she withdraw the money?

Algebra
1.What is the nature of th roots of f(x) = x^2 + 4x+16-I think it is two conjugate complex roots because it is -2+-2isquare root 3? 2.Nature of roots of f(x) = X^2 + 2x+1 it would be one double root,correct? I get confused with doing these sometimes, just wanted to verify this...

Health (Double checking)
Which one of the following choices is the best way to build muscle bulk? A. Eat a healthy, balanced diet and follow a regular fitness program. B. Use amino acid powders from a health food store. C. Eat more high-protein foods. D. Avoid vegetarian diets. A?

Calculus (double integral) PLEASE HELP!
Evaluate double integral ln((x-y)/(x+y)) dy dx where the double integral region is the triangle with vertices (1,0),(4,3), (4,1). Hint: use a transformation with the Jacobian.

Physics
Consider the following four possibilities for two point charges and choose the one(s) that do not change the magnitude of the electrostatic force that each charge exerts on the other: A. Double the magnitude of each charge and double the separation between them. B. Double the ...

pre-algebra
Terry has 43 dollars in a checking account.If terry writes a check for 62 dollars what is the new checking balance?

calculus
Jill likes to play Blackjack. She heard about a winning strategy to ensure she does not lose. The strategy is: choose a starting amount to bet, and then double your bet if you lose. Keep doubling your bet until you win. When you win a hand, go back to the starting bet. Hoping ...

Chemistry
if you double the concentration of HCL acid, will that double rate of reaction? i have to explain in terms of the theory of collision. Wont doubling the concentration double the rate as well?

Visual Basic
how to use formula b=p (1+r)^n, to calculate annual interests for a savings account in visual basic project This is my code so far>>>>>>>>>>>>>> Option Explicit On Option Strict On Option Infer Off Public Class MainForm Private ...

Math. Just checking
Just making sure because im doing h.w over scientific notations and I know how to do them.. I'm just checking if I'm right.. in scientific notations the number has to be between 1 and 10 right?

3rd grade math
Double my tens digit to get my ones digit. Double me and I am less than 50. Who am I?

math
Finance: if given the equation: y=12000(1.07)^x a)Estimate the time it will take to double using the rule of 72 b)determine the time it takes for the investment to double useing the fuction

Math
Finance: if given the equation: y=12000(1.07)^x a)Estimate the time it will take to double using the rule of 72 b)determine the time it takes for the investment to double useing the fuction

math
Double my tens digit to get my ones digit. Double me and I am less than fifty.

math
riddle:double my tens digit to get my ones digit. double me and i am less than 50.

Calculus
The radius of Earth at the equator is approximately 4000 miles. Suppose a jet flies once around Earth at a speed of 5000 miles an hour relative to Earth. If the flight path is a negligible height above the equater, then among the following choices, what is the best estimate of...

Math
Whole Number Math Riddle Clue 1: Double my tens digit and get my ones digit. Clue 2: Double me and I am less than 50

Chemistry
Can somone please explain this problem to me? The hydrolysis equilibrium constant (Ka) for NH2NH3+ is 5.88E-9 (eq. 1). (eq. 1): NH2NH3+(aq) + H2O(l) = H3O+(aq) + NH2NH2(aq) Calculate the value of the base dissociation constant (Kb) for NH2NH2 as shown in the reaction (eq. 2...

math
double my tens digit to get my ones digit. double me and i am less than 50

math
double my tens digit to get my ones digit. double me and i am less than 50? who am i

math
double my tens digit to get my ones digit. double me and i am less than 50

math
Double my tens digit to get my ones digit Double me and i am less than 5o.

math
Double my tens digit to get my ones digit double me and I am less than 50

Computers
double **dptr; dptr = new double*[5]; for (int i = 0; i < 5; i++) dptr[i] = new double[3]; How many rows and columns will there be in dptr? Also, what would the code look like to Delete all the space allocated for dptr???

Physics again.
In the study of a double slit diffraction pattern it is noted that the 5th double slit nodal line corresponds exactly with the 1st nodal line of the overlapping single slit pattern. The double slits used are 0.25mm apart. What is the width of each single slit used to create ...

pennfoster
Mary Palm's checking account had a starting balance of \$785.63. She wrote a check for \$57.00 for groceries and a check for \$125.00 for a car payment. Yesterday she deposited \$57.25 in her checking account. What is Mary's current balance

math
Mrs. Rossi wrote the following clues for a mystery number. It is a 4-digit number. The tens are double the ones. The thousands are double the tens. The sum of the digits is 19.

math
1) initial investment = \$600 annual % rate = ? time to double = ? amount after 10 years = \$19,205.00 19,205 = 600e^(10r) I do not know how to solve for r of find the time to double.

double-slit
can some1 explain to me how double-slit and interference are related? what is double slit????

(Please help) Math
1) initial investment = \$600 annual % rate = ? time to double = ? amount after 10 years = \$19,205.00 19,205 = 600e^(10r) I do not know how to solve for r of find the time to double.

Resonance structures
I'm trying to figure out some incorrect answers on my last test. I'll try to explain what the original structure looks like and hope you can decipher it. It is a cyclohexane with two double bonds. Carbon # 1 has a double bond to its left and none to its right. It has one ...

Economics
Assume that a local bank sells two services – checking accounts and ATM card services. Mr. Done That is willing to pay \$8 a month for the bank to service his checking account, and \$10 a month for unlimited use of his ATM card. Ms. Been There wants to pay only \$5 for a ...

Math- checking
(2x+1)/5 - (x+3)/2. < 4x+10

double negatives
In this sentences what would be the double negative words? Your sure its too hard a life?

Physical Science
On which temerature scale does the average kenetic energy of molecules double when the temperature double?

finance
computing checking account balance. based on the following information,determine the true balance in your checking account. balance in your checkbook-\$356 balance on bank statement,\$472 service charge and other fees, \$15 interest earned on account \$4 total outstanding checks \$...

computer science
Writing a c++ program that stores the following values in five different variables:28,32,37,24,and 33.We have been ask to get the average of the series of values given above. Here I what I got /// This program calculates the sum and average of a series of values #include<...

math
It is a 4-digit number The tens are double the ones. The thousands are double the tens. The sum of the digits is 19. What number is it?

algebra
Delila has \$1200 in a saving account and in a checking account. The ratio of money in saving to money in the checking is 3 to 2. Use a system of equation to find how much money is in each account .

algebra (checking answer)
Checking to make sure I did it right.. Remainder theorem to find the remainder when f(x) is divided by the given x-k f(x)=x^3-4x^2+2x+4; x+2 2 x -4 2 4 1 2 -4 4 1 -2 -2 8 2)x^3-4x^2+2x+4. (X^3-2x^2-2x) is the answer x^3 -2x^2+-2x -2x^2+4x 6x+4 -2x+4 8x+8 I'm not sure the ...

physics
If you double the frequency of sound, you also double which of the following? A) All of these.B) None of these.C) wavelength.D) amplitude.E) speed.

physics
If you double the frequency of sound, you also double which of the following?A) All of these.B) None of these.C) wavelength.D) amplitude.E) speed.

statistics
The First National Bank of Wilson has 680 checking account customers. A recent sample of 60 of these customers showed 32 to have a Visa card with the bank. Construct the 98 percent confidence interval for the proportion of checking account customers who have a Visa card with ...

math
if i where to pay you a penny a day n the second day i would double it n in the third day u double it again an so on .... how much would you have in a month (30 days )

3rd grade math
Mrs.Rossi wrote the following clues for a mystery number: •It is a 4 digit number •The tens are double the ones. •The thousands are double the tens. •The sum of the digits is 19. What number is it?

Chemistry
Given a C=O double bond, how do you determine the length of the bond in different molecules using resonance structures? I know single bonds are longer than double bonds...but how do you distinguish between lengths of the same double bond in different molecules?

Chemistry
Which of the following is an example of a double-displacement reaction? AlCl3 + 3 NaOH → Al(OH)3 + 3 NaCl Na2O + H2O → 2 NaOH CuCO3 → CuO + CO2 None of the above are examples of double-displacement. A Which of the following is a double-displacement reaction? ...

Math
just checking ...is 7^4/7^2 = to 49... I say yes...?

Math 213 Elementary Math
20. Think of a number. Add 7. Double the result. Subtract 8. Double the result. Add 12. Divide by 4. Subtract 6. Your answer will be the original number. Explain how this trick works.

Earth Science - Please Check My Answer
Please help with the following: Dani wants to measure the volume of a pebble. Which tool will give the most accurate measurement? A. a ruler B. a tablespoon C. a measuring cup D. a graduated cylinder I think the answer is mostly D. Is this correct? Please help me by checking ...

math
On November 1,2009, Broom Company received a bank statement that showed a \$2,950 balance. Broom showed a \$4,010 checking account balance. The bank didn't return check No.124 for \$1,080 and check No.138 for \$720. A \$3,200 deposit made on Oct30 was in transit. the bank charged ...

College admission letter
I got a letter from university,it tells me that they offer me the admission on summer 2007, does it mean I will continue in fall 2007? I should think so, but to be sure, you need to call the admissions office. Just tell them who you are and that you're double-checking on the ...

math(Please please help!!!)
1) initial investment = \$600 annual % rate = ? time to double = ? amount after 10 years = \$19,205.00 19,205 = 600e^(10r) I do not know how to solve for r of find the time to double.

math
Initial Investment?? Annual % Rate= 8 Time to Double?? Amount after 10 years= \$20,000 I don't know how to figure out the initial investment and the time to double help me please?

math
Question 2 of 20 5.0 Points In the equation x = 6 - 2y, x and y are: A. directly related. B. inversely related. C. both dependent variables. D. not related. Reset Selection Mark for Review What's This? Question 3 of 20 5.0 Points John puts \$780 into his checking and savings ...

Math
5(2a + b)-2(3a-5b) Is the answer 4a+15b just checking

english double checking
The story of "The Turtle and the Rabbit Run a Race" teaches a few lessons. What lesson does it teach about cheating? "The Turtle and the Rabbit Run a Race" personally taught me if I don't work hard, and I cheat to earn the success I want; I will get the negative revenge of my ...

checking to see if this is right
just checking to see if i have this problem correct Sammy can cut wood twice as fast as Joe. When they both work together, it takes them 4 hrs. how long would it take them to do the job alone? 4/x +4/x+2 = x^2+2 4x+4x+8= x^2+2 8x+8= x^2+2 x^2-6x-8=0 (x-4)(x+2) x=4 x=-2 since i...

Math
what is the value of 3^0+3^-2? so I did 3^0=1 and 3^-2 =1/9 so 3^0+3^-2= 1 1/9 Is this correct? Thank you again for checking my work.

Math
A student asks whats wrong with the argument that the probability of rolling a double 6 in two rolls of a die is 1/3 because 1/6+1/6= 1/3? How do I explain the misconception? I am thinking since there are six sides and they want to roll double 6's in two rolls, the odds are ...

Math
Mrs Rossi wrote a mystery number it is 3 digit number the tens are double the ones the hundred are double the tens the sum of the digit is 14 What number is it. The answer is 491

Math
Solve & check your solution ( if checking isn't possible, explain why ) 5x/4 + 1/2 = x - 1/2

Chem 2
Which of the following has the highest buffer capacity? A. 0.10M H2PO4-/0.10M HPO4 2- B. 0.50M H2PO4-/0.10M HPO4 2- C. 0.10M H2PO4-/0.50M HPO4 2- D. 0.50M H2PO4-/0.50M HPOr 2- E. They all have the same buffer capacity. Double checking I believe C is the right answer.

Chemistry
Which of the following molecules has a double bond? 1. NO3- 4. H2 2. C2H4 5. C12 3. SO2 6. None of the previous answers I got that three of these molecules have a double bond (NO3-, SO2, and C2H4), but the answer is one. I am thinking that maybe the professor wants C2H4 ...

Math
I add 12 to a number and then double their sum, the result is 1½ of what I get when I double the original number and add 12. Find the number.

math
A trangular region of a community college parking lot was measured. The measure of thefirst angle of this triangle is double the measure of the second angle. the measure of the third angleis 131 greater than double the measure of the first angle. what are the measurements of ...

Math..
4(x+1/2)-2(x+3/2) less than. Or equal to 5 ( i. Solved it im just checking my answers to be sure )

math
what is the expression for the factored form of 1/4y^2-36? I got (1/4y-6)(1/4y+6) Is this correct? Thanks for checking my work

math
Factor completely, the expression 2x^2+6x-20 I did 2(x^2+3x-10) then it can go down to 2(x+5)(x-2) Is this correct? Thanks for checking my work

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