# Posts by tay

Total # Posts: 142

Math
Nevermind i found the answer

Math
Darryl used a total of 715.75 kilograms of flour to fill bags at a ocal flour mill. HE used 22.68 kilograms of flour to completely fill each nag. What is the greatest number of bags Darryl completely filled? A 33 B 32 C 31 D 30 My answer C am i correct?

Algebra or Math help

college algebra
If there are 400 cubic centimeters of a chemical in 1 liter of solution (1000 cc=1 liter), how many cubic centimeters of water must be added to dilute it to a 25% solution?

Math
1) Isosceles

Texas State History
my answers A B B C

Texas State History
Plzzz Help!!!!! If you answer plz be right!!!! The Caddos were an American Indian group in Texas that practiced agriculture and built permanent houses. What can be inferred about the group? (1point) A it created large populations . Bit formed a small and defenseless population...

social studies
@Ms.Sue C

social studies
I just need help checking it

social studies
B is my answer sorry forgot to put it

social studies
What was the effect of discovering oil at spindletop?(1Point) A The stast stufferes economically because the supply wasnt as much as people expected B The supply at spindletop was not enough to economicallyy support the exploration of nearby sources for oil. C The u.s. became ...

Math
yes, thank you.

Math
The sum of digits of a three-digit number is 14, and the ten's digit of the number is one more than the unit's digit. If the digits were reversed in order, the new number is 198 more than the original. What is the original number?

math
.5(12000)+.07x+.1(x-1000)=12000

math
a+b+c=12000 .5a+.7b(1000-b)+.10c=860

math
Adrian has \$12,000 invested in a savings account which pays 5%, a time deposit paying 7% and a bond that pays 10%. He has \$1000 less invested in the bond than in his savings account, and he earned \$860 in annual interest. How much money is in each account?

Math
n+d+q=25 n+d(1+2n)+q=4.10 I'm not sure if I am doing this right

Math
A cashier has 25 coins consisting of nickels, dimes, and quarters with a value of \$4.10. If the number of dimes is 1 more than twice the number of nickels, how many of each type of coin does he have?

Math
A theater has tickets for \$6 for adults, \$3.50 for students, and \$2.50 for pre-school children. A total of 238 tickets were sold for one showing with a total revenue of \$1142. If the number of adult tickets sold was 10 more than twice the number of student tickets, how many of...

Math
Two competing construction companies summit the following bids: Bill Quik: \$7,500 plus \$15 per square foot of the building. Shut Bild: \$10,000 plus \$12.50 per square foot of the building. For what number of square feet of building will competing bids be the same?

Math
Cheryl has \$2000 less invested in a money market account paying 10% than in a bond paying 7%. If she received \$820 in interest for a year how much did she have in the two accounts?

math
A particular model of walkie-talkie can broadcast in a circular area. The radius of the broadcast area is 10,000 feet. Find the area of this circle to the nearest square foot. Use 3.14 for pi.

Math
A science class has 3 girls and 7 boys in the seventh grade and 5 girls and 5 boysin the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both girls?

Math
Use Stokes' Theorem to evaluate S curl F · dS. F(x, y, z) = 2y cos z i + ex sin z j + xey k, S is the hemisphere x2 + y2 + z2 = 49, z ? 0, oriented upward.

(NOT for Ms. Sue)
Juliet was right! Thank you!!

math
or she

math
Hes right

American Government
Becky is not right on a few numbers

American Gov.
Tyler was right! Thank you!!!

physical science
Step by step how would i solve this. A baseball is thrown at a distance of 20 meters from the outfield to the third base. What is the baseball's velocity if it takes 2.3 seconds to get to the third one.

physical science
A baseball is thrown a distance of 20 meters from the outfield to 3rd base. What is the baseball's velocity if it takes2.3 seconds to get to the third basemen? How would I solve this?

Texas History
@deci do you still need help

accounting
At the end of the current year, \$19,900 of fees have been earned but not billed to clients. a.What is the adjustment to record the accrued fees? Indicate each account affected, whether the account is increased or decreased, and the amount of the increase or decrease. b.If the ...

math
An organizational psychologist measures levels of job satisfaction in a sample of 30 participants. To measure the variance of job satisfaction, it is calculated that the SS = 120 for this sample.

Math
Solve the following system of equations: −2x + y = 1 −4x + y = −1 (3, 1) (−1, 3) (−1, −3) (1, 3) ***

science
okay, thanks for your help! (:

science
Are you sure it's not one of those? Creating a family plan would have to be before, not after. And to invite friends to see the damage would not make sense either because there's a chance they cant leave their house.

science
Would it be stay away from windows?

science
Which of the following is something you should do after severe weather occurs? - clean up flood waters *** - stay away from windows - create a family safety plan - invite friends to see the damage

Math, are they all right?
Killjoy is eight ABBD is correct thanks Take killjoy answers no one elses

Math
Leila's bookshelf has 4 shelves. Each shelf has 9 books. Write a multiplication sentence to tell about the books. Explain what each number in the multiplication sentence means.

Chemistry
If I have 4.53*10^-15 moles of tantalum atoms, how many tantalum atoms do I have?

Math
Juan's company spent \$2350 on an event. They spent about \$1500 on food and about \$900 on entertainment. What could the actual cost of the food and entertainment be?

Pre-Calculus
Write the standard form of the equation of the line that passes through the point (-4, -2) and is perpendicular to the graph of 3x - 2y + 9 = 0.

Statistics
the heights of young women are approximately Normal with 65 inches and standard deviation 2.5 inches. The heights of men in the same age group have mean 70 inches standard deviation 2 inches. What percentage of women are taller than a man of average (mean) height?

Math
How do I simplify this expression : -12 / 3 * (-8 + (-4)^2 - 6 ) + 2 the answer is -6.

I think it is b

which of the following factors most contributed to the flourishing of great civilization in Africa between 400-1600 a) the spread of Christianity to sub- Saharan nations b)extensive trade with north Africa, Arabic, and Portuguese trading partners c) the growth of wheat and ...

Math Pre Algebra
evaluate 5(14-2^3)+ 8/2 =

Algebra
A whole number is added to a number with two didgets after the decimal point. To make sure the answer is reasonable, how many didgets should the sum have after the decimal point ? A - none B - 1 C- 2 D- infinitely many

math
IT took me a while to learn how to flip flapjacks. In fact, a+1/a=6, then the value of a^2 + 1/a^2 is the number of attempts it took me. How many attempts did it take me? A. 34 B. 35 C. 36 D. 38 I don't know how to do it, I'm assuming that 1 1/a =6, but I'm wrong I...

math
IT took me a while to learn how to flip flapjacks. In fact, a+1/a=6, then the value of a^2 + 1/a^2 is the number of attempts it took me. How many attempts did it take me? A. 34 B. 35 C. 36 D. 38 I don't know how to do it, I'm assuming that 1 1/a =6, but I'm wrong I...

Math
A bank offers two interest account plans. Plan A gives you 6% interest compound annually. Plan B gives you 13% annual simple interest. You plan to invest \$2,000 for the next 4 years. Which account earns you the most interest (in dollars) after 4 years? How much will you have ...

Probability
There are 9 marbles if 3 different colors where 2 marbles are selected at random without replacement and the probability is 1/6

Public Speaking
Its A

Pschology 202
true

math
The distance to the nearest 100,000 km from the earth to the moon is given as 400,000 km. The average speed to the Nearest 500km/h is 3500km/h. Calculate the least and greatest time it takes the rocket to reach the moon I figured out the formula speed = distance / time but ...

artist
ACA is correct

PHYSICS (VECTOR)
A plane is flying due South (270º) at 474.8 km/h. A wind blows from West to East (0°) at 46 km/h. Find the direction of the plane's travel. Report your answer in degrees from 0° as a reference.

trig
what is the angle of elevation of a 15 foot ladder leaning 12 feet up a building?

MATH
Explain why the digits in a place value system with base, b, are 0,1,... b-1 and why no digits for numbers greater than b-1 are needed

physics
A child is pushing a shopping cart at a speed of 0.7 m/s. How long will it take the child to push the cart down an aisle with a length of 17.3 m? (Answer in seconds)

Multiple Choice
All correct... Except #5. It's 10kw. 6. Battery & copper wire.

-towards negative charge -point inward -??

math
what is tan(A-B) if SinA=1/2, cosA>0, tanB=3/4 and sinB<0

physics
A solid block of mass m2 = 1.0 \$kg\$, at rest on a horizontal frictionless surface, is connected to a relaxed spring (with spring constant k = 260 N/m whose other end is fixed. Another solid block of mass m1 = 2.4 kg and speed v1 = 3.3 m/s collides with the 1.00 kg block. If ...

algebra
the answers 60 just took it

Math
70+400+2+30,000+80,000=87,432.

humanties
200 years after slavery

math
Find the sum of the squares of the deviations from the mean of a series of ACT scores: 24,17,27,25,22

english
In " At the Tourist Center in Boston," the speakers tone can best be identified as?

english
In " At the Tourist Center in Boston," the speakers tone can best be identified as?

Chemistry
A solution of an unknown base has a concentration of 0.250M, and a pH of 12.72. Calculate Kb for this base.

math
Video games are on sale for 25% off. If a particular game regularly sells for \$59.50, what is the sale price?

life orientation
Ways in which one can take responsibility to provide safe and healthy living environment?

science
HOw would you attempt to isolate and identify a bacterial infection acquired on another planet

Trig
Sin^2 b(1 +cot^2 b) =1

Calculus
For the following demand equation compute the elasticity of demand and determine whether the demand is elastic, unitary, or inelastic at the indicated price. (Round your answer to three decimal places.) x + (1/9)p - 27 =0 ; p=23

Math
For the following demand equation compute the elasticity of demand and determine whether the demand is elastic, unitary, or inelastic at the indicated price. (Round your answer to three decimal places.) x + (1/9)p - 27 =0 ; p=23

health
The answer is D

statistics
Question 11 Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the binomial probability formula to find the probability of x successes given the probability p of success on a single trial. Round to three decimal places. n = 5, x = 2, p = ...

help me plss
Thanks for who all got us 100%

physics
22

7th Science
0.63

Chemistry
X= 5.9089

physics
The drawing shows a person looking at a building on top of which an antenna is mounted. The horizontal distance between the person's eyes and the building is d = 83.0 m. In part a the person is looking at the base of the antenna, and his line of sight makes an angle of &#...

math
-30+23= -7 -7-17= -24 -24+27= 3

algebra 2
You and your friend are both knitting scarves for charity. You knit 8 rows each minute and already have knitted 10 rows.Your friend knits 5 rows each minute and has already knitted 19 rows. When will you both have knitted the same number of rows?

math
hey thanks we are checking it now:)

math
a particle moves along the curve y= sqrt 1+x cubed. As it reaches the point (2,3) the y-corrdinate is increasing at a rate of 4cm/s. How fast is the x-coordinate of the point changing at that instant?

chemistry
Pressure cooker is 1.3atm what is the temperature of water that boils

AP US History
I am writing an APUSH DBQ and I have what I think is a pretty winning thesis but I am having problems coming up with a good, interesting opening sentence. I figure once I have the first paragraph figured out the rest will flow rather easily. I also need to figure out a ...

physics
A vector representing 140 N is oriented at 42◦ with the horizontal. What is the magnitude of its horizontal component?

college chem
How many moles of O are needed to combine with 0.223 mole of C to form the following compounds? CO CO2

chemistry
How many moles of O are needed to combine with 0.223 mole of C to form the following compounds? CO CO2

Chemistry
if 130 g of KNO3 are added to 100 g of water at 40 degrees Celsius.How many grams do not dissolve?

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