Questions Asked on
April 19, 2020

Math
A group of 72 children completed a survey on what kind of activity they like. The choices were: Chess, Swimming, and Football. Everyone liked at least one activity except 7 kids, who don't like any of these three kinds of activities. 12 children liked
asked by Kara 
Maths
A room is 3m high with volume 60m3 calculate the area of the floor of the room
asked by Obaro 
History
How might the coming of modern conveniences such as electricity change life for the indigenous people of Peru? A. They may begin to move away from some of their traditional ways of life and adopt more modern ways.
asked by Anonymous 
Probability
Let π and π be independent positive random variables. Let π=π/π. In what follows, all occurrences of π₯, π¦, π§ are assumed to be positive numbers. 1. Suppose that π and π are discrete, with known PMFs, ππ and ππ.
asked by Sanjay 
Calculus
The population (P) of an island y years after colonization is given by the function P=250/1+4e^0.01y c. After how many years was the population growing the fastest? d. Using Curve Sketching methods, sketch the graph of the function. Make sure that you
asked by something 
Physics
Nuclear forces between proton proton proton neutron
asked by Anonymous 
math:Probability
A random variable X is generated as follows. We flip a coin. With probability p , the result is Heads, and then X is generated according to a PDF fXH which is uniform on [0,1] . With probability 1βp the result is Tails, and then X is generated according
asked by ramj 
Calculus
Use the process of implicit differentiation to find dy/dx given that x^3e^yye^x=0
asked by Anonymous 
physics
A ball at the end of a rope is swung in a circle that is parallel to the ground. If the ball is then swung around in a circle that is perpendicular to the ground, which of the following statements is true? Assume the speed and length of rope are the same
asked by ko 
Science
A cube of ice is dropped carefully into cylinder of liquid, and the following observations are made ; 1. The cube floats about halfway down the cylinder. 2. After 30 secs the cube has melted a little but floats in the same position. 3. After 50 secs the
asked by Brad Samuels 
science
A road from the bottom of a hill to the top is 800 feet long, and the top of the hill is 60 feet higher than the bottom. The angle of elevation of the road is ___ degrees.
asked by Leonard 
Math,stat
A smartphone company receives shipments of smartphones from three factories, labelled, 1, 2 and 3. Twentyfive percent of shipments come from factory 1 whose shipments contain 8% defective smartphones. Sixtyfive percent of the shipments come from factory
asked by Katy 
Physics
An AC generator delivers an alternating current I(t) = (3.4 A) sin[(140Ο rad/s)t] to a single resistor in series with the generator. (a) What is the rms value of the current in the circuit? (b) If the resistor has a resistance of 240.0 β¦, what is the
asked by AAA 
Probability
We are given a stick that extends from 0 to x . Its length, x , is the realization of an exponential random variable X , with mean 1 . We break that stick at a point Y that is uniformly distributed over the interval [0,x] . Find joint PDF fX,Y(x,y) of X
asked by Alpha 
Science
Describe the context of your community in terms of its environmental resources, social relations, culture, and economic activities and explain how you could make a biofuel technology or water harvesting technology fit appropriately in such context
asked by George 
Maths
My proffersor gave us all to do this It it worth 50% of my assessment score this semester but I don't really know how to even go about have been googling it online but still no luck..... I need details analysis Conjecture : The equation 24b= 2(ab+1) has no
asked by Isaac 
Physics
Nuclear forces between fundamental elements
asked by Anonymous 
Science
How to solve for bonds from compound?
asked by Szarina 
Maths
Ravi decides to Choose a 5 digit passcode from the Following 7 characters 1. 9. 6. 7. R. P # No digits are used twice A ) how many combinations of 5 digits are there ? B) Probability that The one he chooses will start with a R and end in P
asked by Pete 
math
mrs johnson baked 2 dozen cookies two thirds of cookies were oatmeal how many cookies did mrs johnson bake
asked by briana 
statistics
Q: Use the following information to determine whether or not you should reject or fail to reject the null hypothesis: SBetween=100 SSWithin=500 n per group=20 (i.e. total n=80) H0: Β΅1= Β΅2= Β΅3= Β΅4 H1: At least one mean is different Ξ±=.05 A: I
asked by pleasehelp 
math
Maggie has a box of 200 colored blocks. The box has an equal number of green and blue blocks and an equal number of red and yellow blocks. If Maggie arranged all of the green blocks in stacks of 10 and all of the blue blocks in stacks of 7, how many yellow
asked by jordyn 
math
In a study of the domestic market share of the three major automobile manufacturers A, B, and C in a certain country, it was found that their current market shares were 60%, 30%, and 10%, respectively. Furthermore, it was found that of the customers who
asked by V 
career
Now that you have explored different types of careers, you should have some idea of what kind of career you would like to pursue. In one or two paragraphs, answer the following questions: What kind of job within your chosen career field do you wish to
asked by Holly 
math
Let Z be the standard normal variable with ΞΌ = 26 and Ο = 3.2. Find the value of P(24 < X < 34).
asked by Anonymous 
Calc
Find an equation of the curve whose tangent line has a slope of f'(x) =2x^10/11, given that the point β(β1,4β) is on the curve.
asked by Abby 
Physics
Three identical small balls are placed at the corners of an equilateral triangle as on the picture below. Find coordinates, Xcm and Ycm, of the center of mass (CM) of this system. The find (A) Moment of inertia relative to an axis through CM and parallel
asked by Anonymous 
Math
Find the probability of spinning a 5 and rolling a 1, 2, or 3. A) 1/16 B) 1/2 C) 1/6 D) 1/8
asked by lucy 
Math
An experiment consists of spinning a spinner. Use the results in the table to find the experimental probablity that the spinner does not land on green.
asked by Anonymous 
Math
A pumpkin pie costs $12.55 at Bobbyβs Bakery. If the pie has a diameter of 12 inches what is the cost per square inch of the pie?
asked by A PeRsOn 
Accounting
Magic Mountain retires its 8% bonds for $126,000 before their scheduled maturity. At the time, the bonds have a face value of 124,000 and a carrying value of $116,000. Record the early retirement of the bonds. (If no entry is required for a
asked by haleemah 
Math
If you make a tree diagram and then list all of the possible outcomes for flipping a coin and rolling a 6sided die, how many possible outcomes are there? A) 2 B) 6 C) 12 D) 36
asked by Melanomas 
Math
The 90 men that visited restaurant take one of either pounded yam, rice or Amala. 10 take pounded yam and rice 19 take rice and Amala and 29 take pounded yam and Amala, x men take all the three menu. 2x men each take one food item. How many men take all
asked by Gado Sunday 
Chemistry
When the temperature of 4 dm cube of an ideal gas is increased from 200k to halved,calculate the final volume of the gas
asked by Eniola 
science
This example of sedimentary rock is formed when rock fragments, minerals, and the remains of plants and animals are deposited as sediments and are then A) chemically weathered by water. B) compacted and cemented together. C) recrystalized under the weight
asked by Aperson 
Calculus
e^4x=x1 I've tried taking the ln of both sides but led me nowhere near the answer. Please help!
asked by Jay 
Chemistry
1. Mention 3 occurrences of chlorine 2. Mention 2 chemical properties of chlorine 3. Discuss the laboratory preparation of chlorine
asked by Wybe 
Calc
The slope of the tangent line to a curve is given by f'(x)=4x^2 + 7x 9. If the point β(0,6β) is on theβ curve, find an equation of the curve.
asked by Abby 
Science
What are two major differences in the composition of the inner and outer planets? I don't know what they mean my comparing their compostions.
asked by help 
math
Which coordinate pairs lie on the xaxis? Select two answers. A. (0,5) B.(0, 13) c.(4,0) d.(1,0)
asked by idk 
Calc
y=sqrt(x^25x+4) find:  local min/max  inflection points  horizontal/vertical asymptote  inc/dec
asked by Tim 
English
Does this sentence , βThe explorers whom I most admire are astronauts β have a essential or nonessential clauseβ
asked by Britney 
Physics
VERY URGENT PLEASE HELP!!! A block of mass 493 g is pushed against the spring (located on the lefthand side of the track) and compresses the spring a distance 4.9 cm from its equilibrium position (as shown in the figure below). The block starts from rest,
asked by Ochi 
Science
Two point charges Q1 = 10Β΅c and Q2 = 2Β΅c are arranged along the xaxis at x = 0 and x=4m respectively. Find the position along the xaxis where v = 0.
asked by Oghenefejiro 
Math
2x+3y=13 I keep getting fractions 2x= 133y Div both sides by 2 X= 13/2 3y/2 Then y same
asked by Gissell 
English
In the Outsiders by S.E Hinton who is the true outsider? Have one example why that character is the true outsider.
asked by A PeRsOn 
Algebra
You are standing on the ground when a friend standing on a balcony asks you to toss him his keys. He can catch the keys as long as they are at least 4 meters above the ground. If you toss the keys from an initial height of 2 meters with an initial vertical
asked by Lil Tecca 
Math
The vertex of an angle measuring 32Β° is in the exterior of a circle and its sides are secants of the circle. If the sum of the measures of the intercepted arcs is 180Β°, find the measure of each intercepted arc.
asked by Anonymous 
algebra
Solve this equation: x^2+4x5=0
asked by Mike 
Algebra
Find the slope of the line (3,3) (7,5)
asked by Anonymous 
Math
The quest say round answer to nearest thousandth if necessary. 2/24 = 0.83333 if i round would be 0.083 if in thousandth . Therefore , it doesn't need rounding ?
asked by Gissell 
Physics
A series RLC circuit with a resistance of 116.0 β¦ has a resonance angular frequency of 5.1 β 105 rad/s. At resonance, the voltages across the resistor and inductor are 60.0 V and 40.0 V, respectively. (b) At what frequency does the current in the
asked by AAA 
Math
Write the formula for absolute value function if its graph has the vertex at point ( 1/3 ,β3) and passes through the point (1,1).
asked by Anonymous 
math
How does x^2(4.72*10^12)x(3.26*10^6)1=0 become x= .920072? If you know how can you show me the steps to the answer.
asked by Anonymous 
Math/ business
What is the effective rate of the interest rate of the interest when the rate is 6 percent compounded continuously?
asked by Anonymous 
physics
A person with mass 60kg is sitting on a Ferris wheel at a distance of 10m from the center. If the person experiences a constant force of 600N on them as they go around, what is the period of the motion? Express your answer to three significant figures.
asked by ko 
Math
Suppose that 30% of a population carries a certain gene. You want to estimate the probability that it will take at least a sample of four to find a person that carries the gene, how could you simulate a person having or not having the gene? A) 0, 1, 2
asked by Nancy drew 
History
1) Who were the Nor' Westers a. farmers who settled on the north west territories b. railroad workers who were involved in the building of the northwest line c. sailors who traviled the route from the eastern seaboard to the pasific northwest territories
asked by anonymous 
physics
Two satellites orbit Earth with the same mass, but satellite A orbits at a distance of 2 Earth radii whereas satellite B orbits at a distance of 3 Earth radii. By what factor is satellite B's gravitational force smaller than A's? (Hint: You are finding the
asked by ko 
physics
Calculate the work and power done when a track athlete lifts a 20 kg barbell 0.6 meters in 0.8 seconds.
asked by anna 
Chemistry
What is the concentration in % (m/v) of a solution with 75 g K2SO4 dissolved in 1500 mL of solvent?
asked by Ty 
math
A twodigit locker combination is made up of nonzero digits and no digit is repeated in any combination. Event A = the first digit is 4 Event B = the second digit is odd If a combination is chosen at random with each possible locker combination being
asked by alyssa 
Physics
A bucket is at rest at the bottom of a well. A cable is attached to the bucket and the force of tension is used to lift the bucket up out of the well. What type of energy is changing as the bucket is being lifted?
asked by izzabella