# Posts by mae

Total # Posts: 255

Trigo
Jill walks 10 miles at 40 degrees south of west. How far west of her starting point does she end up?

Math
5/8 + 1 7/9 +3. Simplify the expression A) 4 29/72 B) 4 12/17 C) 5 7/18 D) 5 29/72

Math
The ratio of the width to the length of a rectangle is 1:3. Which of the following ratios represents a rectangle with…… a)5:7 b) 6:9 c) 33:100 d) 21:63

TEAS ENGLISH
The words over and done may be combined to form a compound word. What is the proper way to create this compound word? A. Overdone B. Doneover C. done-over D. over-done

Chemistry
Zinc, copper, lead, and mercury ions are toxic to Atlantic salmon at concentrations of 6.42 × 10–2 mM, 7.16 × 10–3 mM, 0.965 mM, and 5.00 × 10–2 mM, respectively. What are the corresponding concentrations in milligrams per liter? Concentration ...

Chemistry
An solution of antifreeze is prepared by mixing 23.0mL of ethylene glycol (d = 1.11 g/mL;molar mass = 62.07 g/mol) with 50.0 mL H2O (d = 1.00 g/mL) at 25°C. If the density of the antifreeze solution is 1.07 g/mL, what is its molaritY?

Chemistry
If the density of ocean water at a depth of 1.00 x 10^4 m is 1.071 g/mL and if 27.0 g of water at that depth contains 197 mg of potassium chloride, what is the molarity of potassium chloride in the sample?

College Math (Introductory Analysis)
Prove: If a sequence a_n diverges to infinity, then (a_N)^2 diverges to infinity as well.

math
A pyramid V-ABCD is cut from a cube of edge 12 in.,as shown in the figure. The vertex V is the midpoint of an upper edge of the cube. Compute the lateral surface of the pyramid.

Statistics
in a population where 45%of voters prefer candidate A. an organization conducts a poll of 5 voters.Find the probability that 2 of the 5 voters will prefer Candidate.

Statistics
a manufacturing machine has a 8% defect rate. if 5 items are chosen at random, what is the probability that at least one will have a defect

Statistics
if a seed is planted, it has a 70% chance of growing into a healthy plant.if 6 seeds are planted, what is the probability that exactly 1 doesn't grow?

Math
I need help on this problem. I've been stuck on it for 4 days now. Use a net to find the surface area of the prism. 2,296 m2 1,148 m2 757 m2 1,232 m2 the numbers are 25m, 7m, 19m, 7m, 24m I've tried 24x25x7 25x7x5 24x7x5 19x5x25 19x7x24 and other combinations, but I ...

Algebra
Katie invested a total of \$7,000, part at 2% simple interest, and part at 3% simple interest. At the end of 1 year, the investments earned, \$184.00 interest. How much was invested at each rate?

math
Round the decimal to the nearest hundredths place 1.724

science
parasitic worm infestation is hypothesized to be damaging to the host. However scientists have recently discovered that worm infestation of certain autoimmune disorders. in which of the following ways should the hypothesized to be modified , given the new findings A. worm ...

Math
83408

Math
Ohh im sorry, Its 12 😂But thanksss

Math
Is it 12 , the lcm ?

Math
Lani, Sue, and Jill begin jogging around a quarter-mile track at the same time. Lani takes 2 minutes to complete each lap, Sue takes 3 minutes and Jill takes 4 minutes. How long will they have been jogging when they first meet up again at the point where they began? How many ...

math
the population of a town increased from 30000 to 40000. what is the percent of increase

math
Please help me to answer.this with solution i need your help please! Thanks! 1) 5/18+2/9= 2) 3 (12/17)= 3) (2/7)÷(5/8)= 4) 3/7-5/9= 5) 12÷2/3= 6) 7/15÷2/3= 7) 3/5-10= 8) 4/15+7/9= 9) 12/21(-3)= 10) (2/5)(5/18)=

social studies
AW Ms. Sue I'm not good in social studies !!!!

social studies

social studies
Ms. Sue is it #5 ?! :O

social studies
ok Ms.Sue

social studies
Which factor would have the least effect upon the population distribution in Mexico or the United States? (1) infant mortality rate (2) national debt (3) migration rate (4) birth rate (5) death rate help !!

social studies

social studies
Which of the following is a likely cause of the shape of the population graph of Mexico? (1) Mexico has adopted China's "one family-one child" program. (2) About 60 percent of Mexico's industrial workers live in or near Mexico City. (3) Much of the land in ...

Language Arts
Ms. Sue is wrong at least on mine because the answer is Mrs. Cratchit's

Social Studies
Thx Anonymous the answers are right! Got 100%

1.C 2.A

Chemistry
Enough concentrated sulfuric acid solution was added to provide 3 grams of sulfuric acid which dissolved i4 grams of pure fluorapatite. How much excess sulfuric acid was used? (report answer in grams of H2SO4

Chemistry
posdered was supposed to be powdered

Chemistry
Phosphorus fertilizers are derived from phosphate rocks, called florapatite, Ca5(PO4)3F. Fluorapatite is insoluble in water, so it must first be dissolved using excess sulfuric acid to form water soluble calcium dihydrogen phosphate Ca(H2PO4)2. If a posdered 5 gram sample of a...

An independent clause like Ms. Sue was talking about, means wherever the semicolon is, it is like a period, so the two sentences it would make, would have make sense as a sentence. So: a)Dinner. Is the most important part of my day. b)After a good dinner. I like to have ...

Chemistry
a) If you have 5 dinitrogen monoxide molecules, how many nitrogen atoms do you have? b) If I had 5 moles of dinitrogen monoxide molecules, how many individual nitrogen atoms would I have? I think the answer for A is 6 nitrogen atoms. but I have no idea on B.

statistics
find the followng P(z>2.43)

physics
Ans. 4.34 kg; 5.3 kg

Find the distance a ball covered in a specific time if it was dropped from the top of a building that 324 meter high. Assume if the gravitational acceleration is 10 meters per second squared. I filled everything except the question marks in the table. [Seconds] 1 ~ 2 ~ 3 [...

Math
You borrow \$2,000 for a period of 4 years. You are charged simple interest at a rate of 3%. How much will you repay at the end of 4 years? So, do I draw out the formula I = P x R x T. I = Interest - unknown P = Principal - 2,000 R = Rate - 3%, 3 / 100 = 0.03 T = Time - 4 years...

science
how many grams of the salt are present in 24g salt solution containing 3.5% table salt?

english
writing punctuation: The personnel director Ms Smith hired three new typists two case managers A) The personnel director, Ms. Smith, hired three typists and two case managers. B) The personnel director, Ms. Smith, hired three typists, and two case managers.

math
Is Increasing the Venture Orientation of a Firm always a Good Thing? Or are there Circumstances or Environments in which the further pursuit of Opportunities can diminish Firm Performance?

math 4
1/8

PSYCH
One feature of taste aversion learning that is NOT found in any other type of learning is: A. learning with delays of several hours. B. very slow extinction. C. Both a and b D. Neither a nor b MY ANSWER IS D. IS THAT RIGHT?

PSYCH
Jane suffers from Panic Disorder. What Axis of the DSM would this disorder present on? A. Axis II B. Axis III C. Axis I D. Axis IV is A the right answer?

PSYCH
THANK YOU

PSYCH
Birth is a major adjustment for the infant as he/she leaves the familiar environment of the womb and takes his/her place in the world. Naming a baby is a part of this birth process. Being born and naming a child is considered: A. means of access. B. check points. C. rites of ...

PSYCH
In which theory is it of utmost importance that an infant develops a relationship with at least one primary caregiver for both social and emotional development to happen properly? A. Attachment theory B. Culture C. Persistence model D. Erikson’s Stages of Psychosocial ...

PSYCH
THANKS

PSYCH
ACCORDING TO THE LINK YOU SENT ME I UNDERSTAND IT IS C. AM I RIGHT?

PSYCH
In algebra class Stan was a low performer, however, to build his self-esteem he approached the new student in class and informed the student he had the highest score in the class and to contact him if the student needed assistance. What type of systematic error is this? A. ...

PSYCH
Two common confounding variables that must be controlled in a nonequivalent control-group design are: A. selection and regression to the mean. B. selection and maturation. C. maturation and regression to the mean. D. sequence effects and maturation. MY CHOICE IS A. BUT IM ...

PSYCH
Doyen & colleagues (2012) found that __________ effects were the reason that participants changed their walking speed. A. experimenter B. subject C. both subject and experimenter D. neither subject nor experimenter MY ANSWER IS C

PSYCH

PSYCH
Milfont (2009) found that desirable responding did not impact the self-reporting of environmental attitudes and behavior. What methodological issues might decrease the credibility of this claim? A. Ecological behavior was self-reported instead of measuring actual behavior. B. ...

PSYCH
In a study of the development of noun usage, an investigator is interested in the relationship of the number of nouns in a child's vocabulary to the number of adults in the household. This type of project is: A. correlational in nature. B. experimental in nature. C. ...

PSYCH
In the latter part of the 1880s, psychiatrists and neurologists tended to believe that madness was caused by __________. Less severe syndromes like hysteria were __________.   A. biological troubles in the brain, also caused by biological troubles in the brain B. a poor ...

HISTOTY
can you help with the right answer?

HISTOTY
Match the following statement to the person: One should begin with careful observations of facts and experiments on nature, and then should form general conclusions only when they were fully justified. A. Plato B. Bacon C. Descartes D. Aristotle MY ANSWER IS D, BUT IM NOT SURE

Algebra
Because I need help finding the answers for them.

Algebra
Solve for h: 3/7 h = 9

Algebra
Is this right? t = 261/8

Algebra
Okay.

Algebra
I don't understand how to solve for t.

Algebra
Solve for t: 15 3/4 = t + 4 5/8

Algebra

Algebra

Algebra
Solve for h: h + 3/8 = - 1/4

Algebra
I'm not sure how to find the answer.

Algebra
A set of encyclopedia has 27 volumes. each volume is 1 3/8 inches thick. If the volumes are placed side by side, how long will the set be?

Algebra
Find the product Simplify if possible: 12y/13 * 11/24

Algebra
Simplify 3/7 - 4/m

Algebra
Is it 24?

Algebra
Anita owns a beauty supply store. Every two weeks she receives a supply of shampoo. Every four weeks she receives a carton of nail polishes. Every eight weeks she receives a box of combs, and every twelve weeks she receives a box of hair dyes. If Anita received a shipment of ...

Algebra
Find the least common multiple: 2b^2 and 12c^3

Algebra
Mary thinks that a quarter-pound hamburger is heavier than a 5 oz hamburger. Explain why she is incorrect.

Algebra
Ohhh I was close. 6 was my first answer. Thanks for the help!

Algebra
Paul needs 3 1/4 yards of fabric to make one tablecloth. How many tablecloths can he make from 20 1/2 yards of fabric. 67 7 My answer 6 66

Algebra
Order 3.21 x 10, 42 x 10^4, and 0.11 x 10^10 from least to greatest

Algebra
979000?

Algebra
Write 9.79 x 10^5 in standard notation.

Algebra
Ohhh okay thanks

Algebra
Write 0.000000474 in scientific notation.

Algebra
Write 806,000,000 in scientific notation

Algebra
Thank you

Algebra
x^7 * y^3 * x^8 * y^2 can you help me find the answer?

Algebra
Yes b= -9

Algebra
Evaluate. Write in simplest form. 6-b/3a a=10 a=-9 My answer is 2 or 5...I'm not sure

Algebra
Find the GCF of 14abc and 28a^2 b^2 c^3 How do I answer this??

Algebra
Thanks

Algebra
What is the prime factorization of 180? My answer 2 x 2 x 3 x 3 x 5 Am I right?

Algebra
A microscope can magnify the specimen 10^4 times. How many is that? My answer 10 x 10 x 10 x 10 = 10,000 times Am I right?

Algebra
You have two types of bread, three types of meat, and four types of cheese. How many different sandwiches can you make if each sandwich has one type of bread, one type of meat, and one type of cheese? 9 sandwiches *My answer* 16 sandwiches 24 sandwiches 27 sandwiches

Algebra
* -6/-10

Algebra