# Posts by Brooke

Total # Posts: 735

**Decimals**

How would you say 1.202 in word form

**Math**

Thank you

**Math**

Ronnie misses the school bus 1 out of every 30 school days. He sets up the proportion 1/30=180/x to predict how many days he will miss the bus in the 180-day school year. What is Ronnies error?

**Math**

Thank you so much.

**Math**

Do I round it to 292

**Math**

Is the answer 291.4 Thank you

**Math**

I' m confused

**Math**

An airline know that,on average the probability that a passenger will not show up for a flight is 6%.If an airplane is fully booked and holds 300 passengers,how many seats are expected to be empty?If the airline overbooked the flight by 10 passengers,about how many passengers ...

**Science**

A truck whose bed is 2.5m long 1.5 m wide and 1.0 m high is delivering sand for a sand sculpture competition. About how many trips must the truck make to deliver 7 m3 if sand

**Science**

Why do NBA players wear shoes made of rubber? Think about friction, durability, weight and other factors that make rubber the perfect material for the soles of basketball shoes.

**Science**

sorry can you name two hempisphers in just georgia

**Science**

sorry its social studies not science

**Science**

can you name two hemisphers in duluth ga

**Science**

do radioactive elements occur naturally on earth

**Science**

does the air in our atmosphere contains elements that we breathe with every breath

**math**

-2 + y = 11 solve for y would y be 13?

**Math**

There are 12 pieces of fruit in a bowl.7 are apples 2 are peaches.What is the probability that a randomly selected piece of fruit will not be an apple or a peach?Justify your answer.

**precalc**

A projectile is launched from a platform 20 feet high with an initial velocity of 48 feet per second, The height h of the projectile at t seconds after launch is given by h = –16t^2 + 48t + 20 feet. (a) How many seconds after launch does the projectile attain maximum ...

**Algebra**

A ball is thrown from the top of a building. It's height (y) in feet at any given time (x) in seconds is y=-16x^2+240. What is the maximum height of the ball?

**Social Studies**

Describe the caste system and it’s the different levels.

**Social Studies**

South Asia’s flood plains have attracted a great deal of people because of their _______________. rich soil?

**Social Studies**

Describe the causes and effects of pollution on the Ganges River. What role does population play on this pollution?

**science**

is a squirrel a animal species

**Math**

A printing company makes plastic banners 15 ft long by 6 feet wide. How many square meters is the banner? Use 1 foot=0.305meters

**math**

I think its D, but i also think its A.

**math**

I got B by using a proportion.

**math**

It would be C right???

**math**

Elisa surveyed people in her neighborhood about whether they would like to have a swimming pool in their community park. Of those who responded, 65% were in favor of having a swimming pool. Based on these results, which statement could be true? A. Elisa surveyed 10 people, 6 ...

**health**

I know this is late but it is the Integumentary System

**Math**

A.

**math**

thank you. and the answer is 471....

**math**

The radius is 5 inches. sorry I just realized I forgot that....

**math**

what is the volume of a cylinder with a radius of inches and a height of 6 inches ?

**Math**

Thank you.

**Math**

A box of Cereal X contains 36 ounces and costs $ 4.99. A box of Cereal Z contains 30 ounces and costs $ 4.50. Which cereal is the better buy ?

**math**

okay I got it now. thank you.

**math**

so you say to put 7 in for x ?

**math**

the expression gives the area of a rectangle (x-4)(2x-3) what is the value of the equation when x=7 ?

**MATH**

Debs discount store is giving a 30% discount on everything in the store. what would you pay for the jacket regularly priced at $59?

**Math**

Trevor went to an amusement park where ride tickets cost $2.50 each. He plans to spend $15.00 on refreshments while at the park. He has a total of $65.00. Write an equation to find the number of ride tickets he can buy.

**math**

aaron made a scalw drawing of his bedroom he used the scale 1/4 inch = 1 foot the length of his bedroom in the drawing is 5 inches what is the actual length of his room ?

**language arts**

2. An example of literal description in the poem is (1 point)the sun brightening valleys. an audience being moved by a speech. the words of the president being relevant for a long time. shadows falling over the land.

**Science**

Thanks Haylee, I got a 100% You are awesome! :3

**Psychology**

Martina heard the noise, but could not understand what was being said. Perhaps it was simply the humming of the machines that she heard? She was uncertain whether she should move toward or away from the sound. Martina is having difficulty with? A. Sensation B. Perception C. ...

**Social Studies**

Utopia

**Algebra 2**

Solve the equation : 8^2x-1 = 16^x+1 i know you have to log both sides log8^2x-1 = log16^x+1 and then you use the exponential rule 2x-1 log8 = x+1 log16 but then i don't know what to do...

**Algebra 2**

sorry its x^3-3x....

**Math**

In the formula d = rt, the time t varies inversely with the rate r. A student running at 5 miles per hour runs one lap around the school campus in 8 minutes. If a second student takes 10 minutes to run one lap around the school, how fast is she running?

**math**

im pretty sure the answer is 21 because i have had this same question forever and today i finnaly figured it out

**gifted math**

24 pencils in a box each student in the class gets 6. There are no pencils left over. How many students are in the class? write an equation to represent the situation.

**ART Check**

1. B 2. D

**Physics**

mrubber stopper = 0.07Kg mmetal washers = 0.196Kg radius = 1.0m total time = 12 seconds # of revolutions = 10 revolutions With this data, calculate the centripetal Force (Fc) (to 2 decimals) of the rubber stopper in its "orbit".

**Physics**

mass rubber stopper = 0.07Kg mass metal washers = 0.196Kg radius= 1.0m total time = 12 seconds # of revolutions = 10 revolutions With this data, calculate the Period (T) of the rubber stopper in its "orbit".

**Physics**

A 500 kg car experiences a frictional force of 3080 N while turning, if the car is traveling around a turn of radius 17 m what is the velocity of the car?

**Physics**

A motorcycle has a mass of 250kg. It goes around a 13.7 m radius turn at 96.5 km/hr. What is the centripetal force? a. 2.95x10^3 N b. 4.31x10^4N c. 1.31x10^4 N d. 719N

**Physics**

A child swings from a rope of length L. If she starts her swing with the rope horizontal what is her acceleration at the bottom of the swing? a. 2gL^2 b. g/2 c. g d. 2g/l e. 2g

**Physics**

Abby is swinging a ball on a string in a circle with a constant tension. Which of the following quantities is constant? a. acceleration b. speed c. none of the others d. velocity e. force

**Physics**

A point on a wheel rotating at 5revs/s is located 0.20m away from the axis. What is the centripetal acceleration? a. 198m/s^2 b. .05m/s^2 c. 48m/s^2 d. 1.35m/s^2

**Physics**

A 500 kg car experiences a frictional force of 3208 N while turning, if the car is traveling around a turn of radius 16 m what is the velocity of the car?

**Physics**

A car driving at 99m/s can stop in 83 m. What is the smallest radius the car can safely travel at the original velocity?

**Physics**

A car driving at 93m/s can stop in 75 m. What is the smallest radius the car can safely travel at the original velocity?

**Physics**

A penny is placed on a disk that is rotating at 2 revolutions per second. The coefficient of friction between the penny and the disk is 0.4. What is the maximum radius at which the penny will stay on the disk? a. 2.5cm b. 100cm c. 1cm d. 10cm e. 25cm

**Physics**

A 200kg car is traveling at 50m/s on a level, circular track with radius 100m. What is the traction force required to keep the car on the track? a. 25000N b. 50,000N c. 10000N d. 2500N e. 5000N

**Chemistry**

How many moles of carbon are needed to react with 5.6 moles of hematite (Fe2O3)?

**Chemistry**

If 3.79x1024 formula units (molecules) of hematite react with excess carbon, what mass of iron will be produced?

**Physics**

A 0.0420-kg hollow racquetball with an initial speed of 18.3 m/s collides with a backboard. It rebounds with a speed of 7.4 m/s. Calculate the total impulse on the ball.

**Physics**

Two objects, one of mass 3kg moving at 2m/s, the other of mass 5kg and speed of 2m/s move towards each other and collide in a head on collision. If the collision is perfectly inelastic, find the speed of the objects after the collision.

**math**

A is wrong too.

**physical science**

A.) 0 because it's not in motion B.) 91.875 J C.)1,201.725 J D.) 205,700,000 J

**sixth grade math**

81 servings

**physics**

A projectile is fired at 12.5 m/s at an angle of 53.1 with the horizontal from a point 75m above the ground. A) How long does it take to reach the ground? B)What max height does it reach? C) What horizontal distance does it travel before striking the ground? D) With what ...

**Math**

Samantha made 9800 mL of fruit punch for a party, and she served the fruit punch divided equally in 5 pitchers. Her guests drank 2 pitchers of fruit punch. How many liters of fruit punch did Samantha have left over?

**chemistry**

Propane (C3H8) which is used as fuel in BBQ tanks often contains some butane(C4H10). A sample of a fuel mixture known to contain both propane and butane occupies a certain volume at a total pressure of 30 mmHg. The sample is then burned completely to produce CO2 and H2O. The ...

**chemistry**

A co-op student designed an experiment to collect hydrogen gas by reacting iron with a hydrochloric acid (HCl) solution. The student’s co-op supervisor suggested that aluminum can also be included to generate hydrogen gas: Fe + 2 HCl → 2 FeCl2 + H2 2 Al + 6 HCl &#...

**physics**

Vx= Vsinϕ Vy= Vcosϕ

**Pre-Calc**

1.) Describe how the graphs of f(x) = |2x| and g(x) = -|2x| are related. a.) All of these. b.) The graph of g(x) is a reflection of the graph of f(x) over the y-axis. c.) Non of these. d.) The graph of g(x) is a reflection of the graph of f(x) over the x and y axes. e.) The ...

**chemistry**

Oops I left a part of the question out: 2. Mercury poisoning is a debilitating disease that is often fatal. In the human body, mercury reacts with essential enzymes, leading to irreversible inactivity of these enzymes. If the amount of mercury in a polluted lake is 215 ng of ...

**chemistry**

Mercury poisoning is a debilitating disease that is often fatal. In the human body, mercury reacts with essential enzymes, leading to irreversible inactivity of these enzymes. If the amount of mercury in a polluted lake is 215 ng of mercury / mL, what is the total mass in ...

**math**

650

**chemistry**

if you need 50.0 grams of lead2 chloride how much magnesium chloride would you need?

**physics**

Determine the final velocity of a medicine ball that is dropped from a height of 7.00 meters. (assume air resistance is negligible) I don't understand how to solve this with only change in x. I imagine I am supposed to assume initial velocity is 0 m/s, but, even if that is...

**english**

The italicized word is "extremely." Would that be intensive?

**geometry**

The james family just put in a pool. It is 5 feet deep and has an 8 foot radius. They only want to fill the pool 5/6 of the way. What will be the volume of the pool once filled? I'm so confused...please help.

**Science**

chromosomes split apart from both "parents" then that set from the mother attaches to the set that the father gives off. (the chromosomes carry DNA)

**English**

Rose, Ms. Sue, and the one above Rose are correct! I have done this assessment before and it was B,C,B! Hope this helps make sure you know you got the right answers :)

**English**

C C B Is 100% correct! 🎉

**Math**

do the equations y=2x+3 and x=1-2y have common solution, no common solution or infinitely many common solutions?

**science HELP ASAP!!!!!!!**

Smile more is wh right myrtle beach is the one I am in and it got a 100%

**5th grade math**

In the multiplication problem at the right different letters stand for different digits, and ABC and DBC each represent a three digit number. What number does DBC represent? Two answer possible; give one

**trig**

a sailor on a boat 580 metres from the base of a vertical cliff sights the top of a lighthouse with an angel of elevation of 31 degrees

**social studies (CHECK ANSWERS)**

1. A 2. C 3. A 4. D 5. B 6. C

**physics**

K(Ho)^2+(m)(Vo^2)=K(Hf)^2+m(Vo^2)

**Math Questions (AGAIN)**

I'm really confused with this!

**Math Questions (AGAIN)**

Hi! Someone was helping me earlier with these but their explanation was hard to understand. Can someone ELSE help me? Thanka! :) 1.) There is a 10% chance it will rain on Saturday and a 30% chance it will rain on Sunday. What percent chance is there that it will rain on both ...

**Math**

Hi! I have 4 math questions! (: 1.) There is a 10% chance it will rain on Saturday and a 30% chance it will rain on Sunday. What percent chance is there that it will rain on both Saturday and Sunday? 2.)In a shipment of alarm clocks, the probability that one alarm clock is ...

**12**

If cot £ = -9/2 with £ in Quadrant II, find sin £

**Math**

A team has won 50% of the 60 games it played, find the number of games the team must win in succession to increase its winning percentage to 60%?

**Ms.Sue**

Thank you sooooooo much for your help.You're awesome!

**Ms.Sue**

The options are 3G-30 3G+30 30g+3 30g-3

**Ms.Sue**

It doesn't give me that as an option.I have another question. Write an situation that can be represented by 6n+4. Is this right? Brooke has n number of coins that are worth $6 each.If she also has 4 dollar bills in her purse,how much does she have in total?