Tuesday
July 29, 2014

Posts by MARCO


Total # Posts: 227

Steve / Damon

???
These were kind of confusing.. Steve / Damon, help, again, please?

Ms. Sue pleeease help
2.) Line FG contains points F(3,7) and G (-4, -5). Line HI contains points H(-1, 0) and I (4, 6). Lines FG and HI are A. Parallel B. Perpendicular C. Neither 3.) The equation of line GH is y=4x-3. Write an equation of a line perpendicular to line GH in slope-intercept form tha...

Ms. Sue please help
Line AB contains points A (-8, -4) and B (1, -5). The slope of line AB is A. -7 B. -1/7 C. 1/7 D. 7

math algebra
Find the equation in slope-intercept form of the line having m = -2 and b = 4.

math
Find an equation in standard form of the line passing through the points (8, -5) and (-6, 2).

science
A nonnative species of animal is introduced into a healthy ecosystem. In its new environment, this species has no predators, although it preys on several native animals in the ecosystem. Make a prediction about the biodiversity and health of this ecosystem in the future? A.Bio...

science
A biologist studying a desert ecosystem observes that the population of a lizard species increases following a particularly hot, dry period that causes a snake population to decline. What could the biologist hypothesize about the roles of these two species? A.The lizard preys ...

science
Okay its A? Thank you!

science
Thank you that helps a lot! If you can tell me which one it is that would be great!

science
I am thinking it is ether A or B. Am I correct?

science
which of the following would help decrease the human ecological footprint? A.using bottled water instead of tap water B.using public transportation instead of riding in a car C.buying books instead of borrowing from the library D.using hot water instead of cold water to wash c...

physics
A car traveling at 3.2 m/s accelerates at the rate of +0.68 m/s2 for an interval of 8.0 s. Find vf.

Calculus
You are creating a rectangular garden and want to surround it with brick edging. You also are going to divide it into two halves with the edging so that your vegetables and herbs are on one side and flowers are on the other. You only have 120 ft worth of brick edging and want ...

math
longest multipcation combination for 120 180 and 210

English
Thanks. Better? The 1967 film, Guess Who’s Coming To Dinner shows that racial prejudices are very much alive and represent a microcosm of society’s attitude towards interracial relations.

English
Is this a good thesis about the film guess who is coming to dinner? The 1967 film, Guess Who’s Coming To Dinner at initial viewing shows that racial relations have come a long way, however, close scrutiny of the film reveals that racial prejudices are very much alive and ...

Science --
If you mixed 25.00g of salt in 100.00mL of water and it all dissolved, what would the concentration be in g/mL?

Math
Solve 3cosx+1=2secx

History
I have a social studies report that I am working on with other classmates and we are studying about life for teens in the 1920's. and how the use of alcohol was used by teeens. i I have to find a type of journal they may written or how this had affected family life when al...

History
Hi can you help me find a website for teens in the 1920's and a journal on it.

Math
3x^2(2x-2) I don't know the answer can you help me?

Science
If you mixed 25.00g of salt in 100.00mL of water and it all dissolved, what would the concentration be in g/mL?

Math
Find product and write answer in scientific notation (3 x 10^6). * (2 * 10^12) I got .6 x 10 ^19 Is this right?

Math help
Can you help me with this

Math
Find the product write answer in scientific notation (3 x 10^6) * (2 x 10^12) I got. .6 x 10^ 9

Math 10
A water sprinkler sprays in a circular a distance of 10 ft. What is the circumference of the spray? I got 31.4 ft. Is that right??

Math 9
2 planes leave the airport at the same time. Minutes later plane A is 70 miles due north of the airport. Plane B is 168 miles due East of the airport. How far apart are the 2 airplanes. ? I think 98 miles apart. Is that right?

Math 5
A rectangular yard is twice as long as wide the perimeter is 120ft. What are the yards dimensions? W : L : I got. W : 10. And ll: 50 Is that right ?

Math 4
Karen is buying wallpaper border for her bedroom Which is 12ft by 13ft. If the border is sold in rolls of 5yards each how many rolls will she need to purchase? 156ft. Divide by 3 is total 52 yrds. So divide by 5 yd 10 for 50 yard.karen would need at 11 rolls is that right?

Math 8
A rectangular field is to be fenced completely. The width is 28yd. And the total area is is 1960ydsquared. What is the length of the field ? I got: 70 yd Is that right?

Math quest3
The formula for the surface area of a sphere is 4(3.14)r^2. What is the surface area of a ball with a diameter of 6 inches round? Round to nearest inch. I got. 113.04 Rounded is 113 inch

Math quest 2
If a triangular sail has a vertical height of 83 ft. And horizontal length of 40 ft, what is the area of the sail? I got area : 3,320ft squared

Math word problem
A fire and rescue squads places a 15 ft ladder against a burning building. If he ladder is 9ft from the building how far up will the ladder reach? I got 17.5 ft Is that right?

math
During the dinner rush, a certain restaurant cooks about 25 pounds of spaghetti per hour. How many grams of spaghetti do they cook per second?

Math - Discounts
A tv is advertised as 20% discount. If the original price is 450.00 what is the new price? Help please

Math
A 20 meter ladder is leaning against a house.The bottom of the ladder is 15 meters away from the house. How far, to the nearest tenth, is the top of ladder from the ground? Do I multiply 20,x 15? I don't know how to do the problem

Math
A 20 meter ladder is leaning against a house.The bottom of the ladder is 15 meters away from the house. How far, to the nearest tenth, is the top of ladder from the ground? Do I multiply 20,x 15? I don't know how to do the problem

Math word problem
Ryan collected 43 candy bars on Halloween he gave 15 of them to his father andhe gave his mother ten less candy bars than he gave his father. Then Ryan ate 4 of the candy bars . Hwo many Andy bars does he have left ? I got 19

physics
A pelican flying along a horizontal path drops a fish from a height of 4.7 m. The fish travels 7.7 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s2 . Answer in units of m/s

physics
A pelican flying along a horizontal path drops a fish from a height of 4.7 m. The fish travels 7.7 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s2 . Answer in units of m/s

Word problem math
Word problem. You cut a 2 m long board into 2 pieces . One piece is 10 cm shorter than the other. How long are each boards.? I got. 1 pc at 80!cm. the other 1pc at 100 cm Is this right ?

Algebra inequality
I have to choose a variable and write inequality For less than or equal to I'm using these keys <| Cuz I don't Jon how to show when I type 1. A van can hold a maximum of 8 passengers I wrote V <| 8 V is less than or equal to 8 2. To apply for a job you need to ty...

algebra
X-5/3 =1 Or X - 5 = 1 ______ 3 I'm trying to type and tell you it's x-5 over 3 equals 1 I don't know how to do I think I have to do reverse operation which is multiply

algebra
Word problem. You cut a 2 m long board into 2 pieces . One piece is 10 cm shorter than the other. How long are each boards.? I got. 1 pc at 80!cm. the other 1pc at 100 cm Is this right ?

algebra
Word problem. You cut a 2 m long board into 2 pieces . One piece is 10 cm shorter than the other. How long are each boards.? I got. 1 pc at 80!cm. the other 1pc at 100 cm Is this right ?

algebra
Ok. I get it know 3/1 *x-5/3. = 1*3 Leaves X-5 = 3 +5 = 3+5 X= 8 So next time I should do what I think which multiple. I just got thrown off cuz of x-5 Thank you

algebra
X-5/3 =1 Or X - 5 = 1 ______ 3 I'm trying to type and tell you it's x-5 over 3 equals 1 I don't know how to do I think I have to do reverse operation which is multiply

ALGebra
Thank you

ALGebra
Can you check 2x + 3 (x-2) -3 (x-6) I got 2x+3x-6 -3x+18 2x+3x-3x= 2x -6+18 =12 Final answer : 2x+ 12

Algebra. .
I'm sorry your right I added instead of multiply 60x30=180/2= 90 Dumb mistake. And I had symbol, to multiply originally but I added. Thank you

Algebra. .
Can you check 2/3 k = 60 I got:: 3 2 k = 60 * 3 = 90 ________________ 2 3 1 2 = 2 K = 90/2 K = 45

Algebra pls check
Sorry should be -2w + 60 = -6w -2w. = -2w 60/-4 = -4/-4w -15= w Is it right now ?

Algebra pls check
Is this right ? -2(w-30) =-6w -2w -60 = -6 w +2w =+2w -60 = -4w _____________ -4 = -4 15 = w

math repost
name two numbers with decimal hundredth that round to the same whole number but different tenths.

math 5
name two numbers with decimal hundredth that round to the same whole number but different tenths.

math
name two numbers with decimal hundredth that round to the same whole number but different tenths.

social studies
what happenswhen its time to launch the hot air balloon

Algebra can u help
Word problem. You buy 6 lb turkey 3 lb coleslaw 4 lb cheese 4 lb turkey 2 lb coleslaw 3 lb cheese. Define and use variables to represent total cost I got.; 6 t + 3t + 4c + 4t +2s + 3c * x Is this right ??

Algebra
I don't know how

Algebra
Can you check 2z - 3y -8z + y I got : 2z-8z-3y +y = -6z -4y =. -2y

Pls check math
3+2(4)-3+4(-3)= I got -4 3+4-2-5+3-6-8= I got I can't figure out I got -17 4-3(2+6) = I got. -20 10/5 + 8+(-3) /5 -4= I got -1

Math. Algebra
For. 1. I got. -4 For 2. I can't figure out For. 3. I got. -20 For 4. Igot -1

Math. Algebra
3+2(4)-3+4(-3)= I got 4 3+4-2-5+3-6-8= I got -17 4-3(2+6) = I got. -21 10/5 + 8+(-3) /5 -4= I got -1

Soc studies
What are the differences between the 1st and 2nd continental congress and their outcome?

Math
Can u o Pls help

Math
I need to identify property. For r (l) = r Would this be inverse property for multiplication?

math word problem
Can you pls help

math help can someone check
Can someone. Check

Declaration of indepen
In first to paragraphs of declaration. Where do governments get their powerf? I wrote they get their power from the consent of the governed people. Is this correct?

Declaration of independence
In first 2 paragraphs. Of declaration. Why are governments set up? Governments are set up to secure the rights of people. Is this correct

Social studies
Learning about the declaration of independence The. First two paragraphs. Question 1. What did the colonist feel was. Necessary? I wrote: the colonist felt they must breah their political ties with Britain

Soc studies declaration of independence
Why are governments set up? I wrote governments are set up to secure the rights of people. Is. This right answer

Soc studies declaration of independence
Can you help what rights cannot be denied? Would it be pursuit of life,libert, pursuit of happiness?

Algebra
2 * 7 - 10 / 9 - 4 = I got 7. Is that ok?

physics
What is the radius of a communications satellite’s orbital path that is in a uniform circular orbit around Earth and has a period of exactly 24.0 hours (86,400 seconds). (Measurement is from the center of Earth.) G = 6.67 × 10-11 N.m2/kg2 ME = 5.98 × 1024 kg 1...

Number sequence
9,3, 1

Number sequence
Find the next 3 numbers of this sequence 243, 81, 27.

Math. Fractions
The distance Around the inside of mall. 12/16mi John Jo jogged around the nmall. 4 times. How far did he jog. Got. 3 miles Aaron walked the mall 3times. How far did he walk. I got. 2 1/4 miles Is this right

Math. Fractions
Emily exercised from 4:05pm tob4:32 pm For what part of an hour did Emily exercise ? Write the fraction in simplest form Would it be 27/60 = 9/20

Physics
a train is moving at 45km/h when a coupling breaks and the last car separates from the train. as soon as the car separates, the brakes are automatically applied, locking all wheels of the runaway car and causing a uniform decelaration of 5 m/s^2. determine the distance the car...

physics
Dolphins emit clicks of sound for communication and echolocation. A marine biologist is monitoring a dolphin swimming in seawater where the speed of sound is 1522 m/s. When the dolphin is swimming directly away at 7.9 m/s, the marine biologist measures the number of clicks occ...

physics
A member of an aircraft maintenance crew wears protective earplugs that reduce the sound intensity by a factor of 355. When a jet aircraft is taking off, the sound intensity level experienced by the crew member is 72 dB. What sound intensity level would the crew member experie...

physics
A wave traveling along the x axis is described mathematically by the equation y = 0.15 sin (7.5πt - 0.49πx), where y is the displacement (in meters), t is in seconds, and x is in meters. What is the speed of the wave?

physics
A spider hangs from a strand of silk whose radius is 4.40 10-6 m. The density of the silk is 1300 kg/m3. When the spider moves, waves travel along the strand of silk at a speed of 264 m/s. Determine the mass of the spider.

math
how do u find the expanded algorithm

physics
The drive propeller of a ship starts from rest and accelerates at 3.00 10-3 rad/s2 for 2.05 103 s. For the next 1.75 103 s the propeller rotates at a constant angular speed. Then it decelerates at 2.30 10-3 rad/s2 until it slows (without reversing direction) to an angular spee...

physics
At the local swimming hole, a favorite trick is to run horizontally off a cliff that is 7.4 m above the water. One diver runs off the edge of the cliff, tucks into a "ball," and rotates on the way down with an average angular speed of 1.6 rev/s. Ignore air resistance...

physics
1. Determine the total force acting downwards. Calculate the force of gravity acting on the passenger and the elevator. F = m * a Ft + Fg = 330kg * 3m/s^2 Solve for Ft?

MATH
FIND the ESTIMATE: 1) A RARE TRUFFLE ONCE SOLD FO $13.20 FOR A 0.44 OZ CAN. APPROXIMATELY HOW MUCH WOULD 1LB OF THIS TRUFFLE COST?

MATH
i am really confused is this how it should be for the actual cost $13.20 divide 0.44 oz = 30 x 16 = $480 for 1 lb for the estimate: $13 divide by 0.40oz = 32.5 x 16 = $520 pls advise

MATH
i thought i would estimate: 13.20 to 13 and .44 oz to .40 1300 divide by 40 is 32.5 per oz so 16oz equal to 1lb 32.5 x 16 : $5.20

MATH
Ms: Sue need to find th estimate: a rare truffle once sold for $13.20 for 0.44 oz can approximately how much would 1 lb of this truffle cost? would it be estimate; 13.00 x 0.40 = 32.5 x 16 = 5.20?

MATH
FIND EACH ESTIMATE: 1) A RARE TRUFFLE ONCE SOLD FO $13.20 FOR A 0.44 OZ CAN. APPROXIMATELY HOW MUCH WOULD 1LB OF THIS TRUFFLE COST? 2) THE LENGTH OF THE LONGEST LOAF OF BREAD MEASURED 1,405 FT 1 3/4 IN. IT WAS CUT INTO SLICES 1/2 IN. THICK. HOW MANY SLICES WERE THERE?

Physics
Buoyant force= weight of floating object density of liquid * volume of liquid * gravity=weight weight = mass*gravity 1350*.4524*9.81=5991.3594=weight 5991.3594/9.8= mass mass=610.74 N

stressed syllables
argument

physics
a 0.75 kg mass attached to avertical spring streches the spring 0.30m. what is the spring constant? the mass-spring system is now placed on the horizontal surface and set vibrating. what is the period of the vibration?

math
uestion: Five cards are dealt from standard deck of 52 cards, what is the probability of being dealt 3 kings? Here is what I have P(3 kings)= C(4,3) = 3 out of 4 kings being dealt C(48,2 = 2 out of remaning cards to complete 5 card deal C(52,5) = 5 cards dealt out of 52 card d...

probabilities
Question: Five cards are dealt from standard deck of 52 cards, what is the probability of being dealt 3 kings? Here is what I have P(3 kings)= C(4,3) = 3 out of 4 kings being dealt C(48,2 = 2 out of remaning cards to complete 5 card deal C(52,5) = 5 cards dealt out of 52 card ...

algebra
you have to isolate the variable, so based on that which one is easier to isolate? Y right? So the answer would be y=x+3

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