# math correct or no?

152,393 results

**Ms.Sue?Sorry To Bother You,I Got SOme New Answers!**

120 g = 0.12 kg [DONE] 0.44 kg = 440 g [ is it correct? ] 1.00600 kg = 1,006,000 mg [ correct?] 0.009 kg = 9000 mg [DONE] 0.2 mg = 0.002 g [correct?] 8.6 kg = 0.0086 [correct?] 800 g = 0.8 [correct?] 1.7 kg = 0.0017 [correct?] 6 200 000 mg = 6.2 kg [correct?] thanksss

**math 115**

1. Nina's car payment is $362.57 per month for 4 years. how much will she pay altogether? $17,401.92 is this correct? 2. solve the unknown. 4/X= 3/15= 60/X is this correct? 3.write 2/5 as a percent. = 40% is this correct? 4. write 78% as a decimal. 0.78 is this correct?

**math 115**

1. a bedroom is 10ft. by 11ft. what is the perimeter? = 21ft. is this correct? 2. Find the prime factorization of the number 40 = 2X2X2X5= 40 is this correct? 3. perform the indicated operatio. 6 2/9 + 1 3/4 - 3 5/6 = 4 5/36 is this correct?

**math**

By default, your numerical entry is scored as correct if it is within 1% of the correct answer. A rule of thumb is always to enter at least 3 digits for numerical questions. If the correct answer is 7.08809, which of the following entries would be counted as correct? 7.024 7....

**Math Inequalities**

-9/8x greater than or equal to -1/16 can someone please check my answer? my answer is x greather than or equal to 1/18 is this correct? if not what is the correct answer and what is the correct way to solve this problem..maybe I missed a step or did not do math correctly....

**Math**

Simplify: a) 8^2 = 64 ... correct? b) 8^-2 = 1/8^2 ... correct? c) (1/8)^2 = 1/64?? d) (1/8)^-2 = 1/64?? e) -8^2 = 64?? f) (-8)^2 64?? Please let me know if these are correct. Thank you!

**Math**

Robert took a math test and got 36 out of 50 correct. What is the percentage of correct answers?

**Chemistry**

In which of the examples is there an error in either the name OR the formula? silver(I) nitrate -AgNO3 correct iron(III) oxide - Fe2O3 correct sodium bicarbonate - Na2HCO3 - incorrect. calcium phosphate - CaPO3 in correct. rubidium phosphate - Rb3PO4 correct. strontium sulfide...

**Math check and question**

x is a binomial random variable. (Give your answers correct to three decimal places.) (a) Calculate the probability of x for: n = 1, x = 0, p = 0.15 P(x) = Correct: Your answer is correct. . (0.85) (b) Calculate the probability of x for: n = 3, x = 3, p = 0.15 P(x) = Incorrect...

**math**

Thank you i think im getting somewhere a however, what about -8 x (-4) = -32 am i correct? Ok is this one correct? Also is there a math expert to whom we will pay a decent hourly wage to tutor me?

**math 115**

1. perform the indicated addition. 2,580+675+36= 3,291 is this correct? 2. perform the indicated subtraction. 44,377-25,058=19,319 is this correct? 3.312x371= 3,432 is this correct?

**Math**

There are six true-false questions on a quiz. Not knowing any of the answers, a student guesses randomly. Find the probability of each event. Exactly two answers are correct. Exactly six answers are correct. At least five are correct. At least three answers are correct.

**math 115**

1. find the square root 121= 11 11*11=121 is this correct? 2.carlos works 8.25h. and receives $102.30 pay. what will he receive at the rate if he worked 14h?= carlos rate of pay is $12.40 per h. $173.60 is this correct? 3. write 0.672 as a percent. 67.0% is this correct? 3. ...

**Math**

By default, your numerical entry is scored as correct if it is within 1% of the correct answer. A rule of thumb is always to enter at least 3 digits for numerical questions. If the correct answer is 7.48809, which of the following entries would be counted as correct? That is, ...

**Algebra II-Please check fpr explanation**

I have a question concerning this problem:I just want to make sure my formulas are correct before I do problem It is a hyperbola equation (y-4)^2/49 - (x-6)^2/72 = 1 1.It is a vertical hyperbola, correct? 2. the a^2 is 49, correct? 3. the b^2 is 72, correct? 4. I find the foci...

**9th Grade Math**

Hey, I finished my math homework, and im not so sure i did it correct, so can someone do this question and i will look at the answer to see if my work was correct this is State and Justification Given : m<4 = 130degrees, m<1 = x+10 , and m<2 = x Prove : m<1 = ...

**math 115**

1. divide26/634=24r10 is this correct? 2. subtract. 104.567-78.658= 25.909 is this correct? 3.identify the rate, base and amount in the following statement. 30% of 350 =105 350x.3=105 rate=30% base=350 amount=105. is this correct? 4. what is 60% of 250? =150. is this correct? ...

**Math-Stat**

Jane and Bob are on the same game show. They answer one question, either True or False. The probability that Bob is correct is 70%. The probability that Jane is correct is also 70%. Moreover, the probability that Bob is correct given Jane is either correct or incorrect is ...

**Math**

Use the following table to answer the questions. (Give your answers correct to two decimal places.) x 1 1 3 3 5 5 7 7 9 9 y 3 2 6 1 3 3 3 2 5 3 (a) Find the equation of the line of best fit. y hat = 2.6,.1x Correct: Your answer is correct. . + Correct: Your answer is correct...

**Math**

y^2=8(x-3) how would you get the coordinates. vertex = 3,0 then what? let x=1, or -1, and solve for y. This is a parabola, if you are graphing, you will need several points to plot. vertex = (3,0) using x = 2 (2,4) (2,-4) > +3 translation = (5,4) (5,-4) Is this correct?? so...

**MathematicalModels**

Consider the Black-Scholes-Merton model for two stocks: dS1(t)=0.1S1(t)dt+0.2S1(t)dW1(t) dS2(t)=0.05S2(t)dt+0.1S2(t)dW2(t) Suppose the correlation between W1 and W2 is 0.4. Consider the dynamics of the ratio S1/S2, where A,B,C,D,F,G,I,J,K,L are constants to be found: d(S1(t)/...

**Quick math help**

a set of data points has a correlation r= -0.86 your friend claims that because the correlation is close to -1 it is reasonable to use the line of best fit to make predictions is your friend correct explain your reasoning. I say she isn't correct because she needs x and y to ...

**math**

I asked this question before and I was told my work was correct by my friend insists she is correct HELP I did translate and simplify"six less than twice the sum of a number and three" choices are A)-2x b)2x c)-2x+9 d)2x-3 I set it up 2(x+3)-6 2x+6-6 answer=2x My friend did 2x...

**math 115**

write 0.64 as a fraction in lowest terms. is this correct 64/100= 8/25 is this correct?

**Math/Please HELP!!**

Find the vertex for f(X)=-x^2+8x+6 My answer is (4,22)Is it correct? If I am correct then what is the line of symmetry?

**Math**

Find the domain of the function sqrt(4-x^2). I tried it not sure if i'm correct 4-x^2>= 0 -x^2>=-4 x^2<=4 x<=2,x>=-2 Am I correct?

**math**

What is the correct set up for: How many milligrams are in 67 Kilograms? Is this correct: 67kg x (1g/10^3kg) x (1mg/10^-3g) Thank you!

**Math 130**

A Students says that 3 1/4 % = 0.03 + 0.25 = 0.28. Is this correct? Why or why not? So I got .0235 and I don't think this is correct

**math check again please**

I have a slope of -3/4 and the y-intercept at 8 the equation looks like: y= -3/4x + 8 can someone tell me if i'm correct when i'm graphing it. the two points that cross in the x axis and y are (0,8) and (10.5,0) am i correct? correct on the formula. correct on the intercepts. ...

**Math**

Given that f(x)= 2x-5 and g(x) =x^2-31, calculate the value of 1)f(-2)= 2(-2)-5 = -1 is this correct? 2) gf(1)= 1-31 = -30 is this correct? 3)f indirect 1(3) how do i do this one?

**math 115**

1. evaluate the expression |-5+3|= -2 or |-5+3|-2=2 is either one correct? 2.36/-4=-9 is this correct?

**college math**

should the correct be 12/14a - 10/15b is this correct sue

**algebra, math**

Can someone help me correct this. (2)Directions:express 0.047 as apercent My answer: 4.7% correct

**math, algebra**

can someone correct this forme Directions:Add 3 and 1/5 plus 2 and 1/4 My answer: 5 and 9/20 correct

**math**

Is this equation correct: (x y)^3 = x y^3 ? Explain why. If it is correct, how can you prove this? If it is incorrect, what should be done to make it right?

**college math**

would this answer be correct with fraction reduced 6/7a - 4/3b is this finally correct sue

**MATH if work is correct**

Determine the number of terms in the geometric ssequence: 1/25, -1/5, 1, -5,...., -78125 i get n=8 is this correct

**Math 117**

Is this equation correct: (3 • x • y)4 = 81 • x • y ? Explain why. If it is correct, how can you prove this? If it is incorrect, what should be done to make it right?

**math,help**

is this correct solve and graph the solution set: -3x+10>25 -3x> 25-10 (-3x)/(-3) > (15)/(-3) x < -5 correct.

**math**

Correct or not correct? 1.) 4.4% = 0.044 2.) 6.3% = 0.063 3.) 79.7% = 0.797 4.) 0.03% = 0.003

**math**

what is the probability of a correct answer if 54 are correct out of 180?

**Math**

Evaluate. (15 – 5) ÷ [(12 ÷ 2 • 2) – 2] I think the answer is 10. Is this correct. Correct. Please Excuse My Dear Aunt Sally applies.

**Math**

Hi again... 5(9-3)+5x4-6= 5x6=30 +5=35x4=140-6=134 is this how it is supposed to be done??? Is this the correct method? Did I get the correct answer?

**math**

A true-false test consists of 15 items. (a) If Chris does not study at all and guesses each and every item in the test, describe the probability model for the number of correct guesses. each individual question has a probability of 1/2 of being correct so you want (1/2)(1/2...

**math correct or not correct?**

Find the distance between riverside and milton if they are 12 cm apart on a map with a scale of 4 cm : 21 km The final answer is x= 63 km?

**math correct or not correct**

1.5 gal/min = __ qt/hr 360 qt/hr?

**math correct or not correct**

1.5 gal/min = __ qt/hr 360 qt/hr?

**Math**

Solve for X. X^3=27 x = 3 because 3 * 3 = 9 and 9 * 3 = 27. Correct? -------------------------------------- [x]= 16 X = 4^3 because 4 * 2 = 8 and 8 * 2 = 16. Correct? -------------------------------------- (x-2)^4=16 I need help on this one!

**Math**

A is 3 1/4 % = 0.03 + 0.25 = 0.28. Is this correct? Why or why not? So I got .0235 and I don't think this is correct

**math**

You spin the spinner twice. draw a tree diagram and list sample spaces to show the possible outcomes. From that answer questions 1,2 and 3. The spinner is 4 equal parts for a, b, c ,d I know the tree diagram- you Have a,b,c,d, and from each of those letters ex. A has four ...

**math**

I don't know what to do. Hosni fave the following argument that -(a+b)= -a+-b, for all intergers a and b. If the arqument is correct, suppy the missing reasons. If it is in correct explain why not. -(a+b)=(-1)(a+b) =(-1)a+(-1)b =-a+-b

**math**

i need to find out if this fraction is correct 8/16<3/16= is it less than or greater than i think i have to cross multiply to get the correct answer?????

**drwls, is this correct,math**

drawls this is from the previous post is this correct. solve the system by subtraction. 5x-3y=13 4x-3y=11 equation#2 woudl be 4x-3y=11 -3y = -4x+11 y = (4)/(3) x - (11)/(3) so now i substitute it to equation #1 5x - 3((4)/(3)x - (11)/(3)= 13 5x - 4 x +11 = 13 1x + 11 = 13 1x...

**math 115**

1. sabrina has the following math quiz scores. 19, 24, 25, 17, 13, & 18. find her mean score, to the nearest tenth if necessary.= 13 is this correct? 2. eleven applications for a certain position had the following ages. 32, 33 ,25, 36, 48, 51, 28, 23, 54, 52, 45. what was the ...

**math: inequalities**

2b < 8 My answer is that b is less than or equal to 3.9. Is that correct? If not, can you explain why it isn't, please? b< or = to 3.9 is correct, but you could just say b<4. Thanks :) i don't understand it can you show me the steps? I don get this problem: 4(x-2)<...

**math**

which expression is equivalent to 3/4x-24. It imultiple choice a 1/4(3x-48) b 1/4(3x-24) c 3/4(x-32) d 3/4(x+32) I did it by trying each one out I got c 3/4(x-32) mult 3/4 by both 3/4x-24 Is this correct on how to find the answer and is it correct? thanks

**math**

which expression is equivalent to 3/4x-24. It imultiple choice a 1/4(3x-48) b 1/4(3x-24) c 3/4(x-32) d 3/4(x+32) I did it by trying each one out I got c 3/4(x-32) mult 3/4 by both 3/4x-24 Is this correct on how to find the answer and is it correct? thanks

**math**

on a biology test a student answers 25 questions correct but doesnt pass. on second attempt he gets 37 correct. what is the percent of increase

**math probabilty- please help**

You spin the spinner twice. draw a tree diagram and list sample spaces to show the possible outcomes. From that answer questions 1,2 and 3. The spinner is 4 equal parts for a, b, c ,d I know the tree diagram- you Have a,b,c,d, and from each of those letters ex. A has four ...

**math,correction**

can someone correct this for me please. Directions: Solve the following system by substitution. 5x-2y=-5 y-5x-3 what i received as the solution are : x = - (1)/(5) and y = 2 which it would look like: (-(1)/(5) , 2) correct.

**math**

4^2(4squared)>or=-2(x-5) 16>or=-2x+10 -10 to both sides 6>or=-2x 6/-2>or=-2x/-2 -3<or=x I believe this is correct and I changed the direction of< since we divided by a neg. Did I get the correct answer Thanks and Happy New Year

**Math**

Which inequality is correct? A. ^11 <^22 < 11 B. 11 < ^11 < ^22 C. ^11 < 11 < ^22 D. ^22 < ^11 < 11 My answer is c is that correct

**math is my answer correct**

Is my answer correct?? The function h(t) = 2 + 50t - 1.862t^2, where h(t) is the height in metres and t is the time in seconds, models the height of a golf ball above the planet Mercury's surface during its flight. A) What is the maximum height reached by the ball? I got 337....

**math probability-PLEASE HELP -thanks**

thanks for helping me! You spin the spinner twice. draw a tree diagram and list sample spaces to show the possible outcomes. From that answer questions 1,2 and 3. The spinner is 4 equal parts for a, b, c ,d I know the tree diagram- you Have a,b,c,d, and from each of those ...

**Math**

On a 20 question math test, your teacher gives you five points for every correct answer and takes away one point for each incorrect answer. If you score 70 on the test, how many did you get correct?

**Math**

On a 20 question math test, your teacher gives you five points for every correct answer and takes away one point for each incorrect answer. If you score 70 on the test, how many did you get correct?

**math**

I can't figure this one. At a math contest,12 problems were given. Five points were awarded for each correct answer,and two points were deducted for each incorrect answer. Matt's score was 39.How many correct answers did he have.5-2(12-5)=39,5-24+2=39,7=63,9

**math**

In a math contest of 20 problems, 5 points were given for each correct answer. If Janelle answered all 20 problems and scored 72 points how many correct answers did he have?

**business math**

Of the 4800 students at Medium Suburban College (MSC), 50 play collegiate soccer, 60 play collegiate lacrosse, and 96 play collegiate football. Only 6 students play both collegiate soccer and lacrosse, 6 play collegiate soccer and football, and 16 play collegiate lacrosse and ...

**Math- please help**

which expression is equivalent to 3/4x-24. It is a multiple choice questuion a 1/4(3x-48) b 1/4(3x-24) c 3/4(x-32) d 3/4(x+32) I did it by trying each one out I got c 3/4(x-32) mult 3/4 by both 3/4x-24 Is this correct on how to find the answer and is it correct? thanks

**Math(Please check)**

Lsit the intercepts and test for symmetry. y^2 - x - 4 = 0 I got (-4,0) and (0,2) for the intercepts. -y^2 - x - 4 = 0 Is not symmetrical to the x axis, correct? y^2-(-x) - 4 = 0 Is not symmetrical to the y axis, correct? -y^2 + x - 4 = 0 Is not symmetrical to the origin, ...

**Math(Please check! Thank You)**

List the intercepts and test for symmetry. y^2 - x - 4 = 0 I got (-4,0) and (0,2) for the intercepts. -y^2 - x - 4 = 0 Is not symmetrical to the x axis, correct? y^2-(-x) - 4 = 0 Is not symmetrical to the y axis, correct? -y^2 + x - 4 = 0 Is not symmetrical to the origin, ...

**Spanish**

Grammatically correct? Mi hermana es muy trabajadora? Correct <--- Incorrect Tengo un perro que esta muy tonto, siempre se quiere morder la cola. Correct Incorrect<--- Yo no estoy honesto: Correct Incorrect<----

**Math~Polynomials**

5)Find the degree of -5w-4w^2+7w+16(1point) -5 16 14*** 3 Ok I put stars next to my answer though I'm not sure if I'm correct.. or not so Steve could you tell me if my calculations are way off or if they are correct?....

**math 115**

1. divide 36/-4= 9 is this correct? 2. evaluate the expression |-5 +3|= -2 is this correct? 3. evaluate the expression ( -6) power of 2 - (16/2) = -2.5 - 8 = 10.5 is this correct? 4. Evalute the expression 45/ 5 X 3 power of 2= 9x9= 81 is this correct? 5. evaluate the ...

**math answer check**

x is a binomial random variable. (Give your answers correct to three decimal places.) (a) Calculate the probability of x for: n = 1, x = 0, p = 0.15 P(x) = Changed: Your submitted answer was incorrect. 0.15 x 0 = 0 . (b) Calculate the probability of x for: n = 3, x = 3, p = 0....

**English**

Pick the correct letter for the analogy below. Please correct me if I'm wrong!! meditation: church:: A. calibration: math B. skating: rink C. watch: time D. collaboration : army Is it A?

**To Wyatt re English 101**

I don't like leaving that entire test available online, so I'll post my response to you here: 1 - 31 are correct. Incorrect = 32 33 and 34 are correct, but they sure are clumsy, aren't they? 35 is odd -- your second sentence implies that baseball (what? the ball? the game?) ...

**Are these correct**

-3-2^3-(-3)^3 -3-8-(-27) -11+27=16 ------------- -2-2^2-2^3-(-2)^3 -2-4-8-8 -6-8-8 -14-8=-22 The first is correct. On the second, the last term (-2)^3=-8 so - (-2)^3=... recheck that. -2-2^2-2^3-(-2)^2 -2-4-8+8 -6-8+8 -14+8=-6 Then answer is correct

**math**

I need a formula. At a math contest,12 problems were given. Five points were awarded for each correct answer, and two points were deducted for each incorrect answer. Matt's score was 39. How many correct answer did he have

**English Grammar**

Correct the incorrect verb form. Write the correct verb form in the space provided. Identify any sentence as correct. Bob speeded up his car when he saw the light turn yellow. would this be correct or would it be sped?

***** Discrete Math *****

I have solved parts of the question, but I want to know if they are correct. Other parts I'm not sure how to do, like part b and c. g(x)=2x+1 Define g^3= g^2 o g,...,g^n =g^(n-1) o g (where "o" means composition) a) Give rules for g^2, g^3, g^4 Ans: g^2= g o g= g(2x+1)= 4x+3 g...

**math**

is this correct? 6k-9=15 k=4 I just want to know if i did it right yes you are correct You didn't show your work so I don't know if you did it right or not. Your answer is correct. i did 9=15 which equal 24 and i divided that by 6 which =4 so k must equal 4..........did i do ...

**Math**

A $15 item on sale for $12 is marked down what percent? 100 * $12 = $1200 $1200/$15 = $6000 Did I do the correct work, or is it this: 100 * $3 = $300 $300/$15 = $4500 Is the first work correct or is the second work correct?

**physics**

Harry says acceleration is how fast you go. Carol says acceleration is how fast you get fast. They look to you for confirmation. Who is correct? 1. Neither is correct. 2. Harry is correct. 3. They are both correct in different as- pects. 4. Carol is correct. 5. It cannot be ...

**English**

This is a story about Turtle and Rabbit. Fill in the blanks with the correct words and write the numbers in the correct order. (Do we have to use 'write the correct words' or 'write correct words' without 'the'?)

**math 115**

1. evaluate exactly square root 100- square root64 = 10- 8 = 2 is this correct? 2. evaluate the expression |-5 +3|= 2 is this correct? 3. evaluate the expression. (-6)^2 -(16/2)= (-6)^2= 36 is this correct? thank you

**math**

Read the problem. Explain why A cannot be the correct answer choice. Then choose the correct answer. Which fraction is not equivalent to the others? A 2/8 B 1/4 C 6/18 D 3/12

**math**

Brendan got 31 questions correct on his social studies test and missed 9 questions. What percent did he have correct?

**math**

Evaluate: -3/4 - 1 3/8 A: - 17/8 B: -1 C: 17/8 D: -5/8 I put C but its was incorrect. I'm to sure what the correct answer would then be. can you show me how to solve it and how to achieve the correct answer?

**German grammar**

Decide if the following sentence is grammatically CORRECT or INCORRECT. Die Wellen haben sehr gross geworden. correct incorrect i feel like this is correct. i also feel like it could be written differently but i don't know if both ways are correct, or only one. thanks for your...

**math,help**

is this correct solve and graph the solution set 3(x-4) > 7x-9 my steps 3x-12 > 7x-9 3x-7x > -9+12 -4x > 3 (-4x)/(-4) > (3)/(-4) x< -(3)/(4) how do i graph it also well, everything to the left of -.75 is x. so then am i correct or completely wrong...

**math am i correct**

Multiply 3/5 times 25 Write your answer in simplest form. I also have to show my work it this correct? 3/5 times 25/1 15/1 = 15?

**MATH Algebra 116**

is this correct? multiplying ans writing it my answer in standard form. (2*10^5)*(4*10^3) =8*10^8 =800000000 then my answer should be 8.0 I am correct?

**math**

student got 25 questions correct did not pass,2nd attempt got 36 correct what was percent increase show how solved

**math**

on the test had 50 items gertrude got 34 out of the first 40 correct. if she received a grade of 80% on the test how many of the last 10 did she have correct

**Math**

If you can measure the length and width of a rectangle correct within .1cm then the calculateday area will be correct .1cm as well. Is this true or false?

**math**

Can you let me know if I got the correct answer. The question says the expression (10w^3)^2/5w is equivalent to? I got 20w^5 , Is this correct? Thanks

**math**

Brendan got 32 questions correct on his social studies test and missed 8 questions. What % did he have correct?

**math,drbob222**

I'm sorry the problems i posted had a couple of errors how i posted it here they are: Posted by DrBob222 on Friday, November 24, 2006 at 6:19pm in response to Math. Thanks for showing your work. It helps us to know where you are having trouble. #4. [25/ (2^3-3)]*2 the star two...