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February

Questions Asked on February 4, 2017

How many btu require to change 10 pounds of ice at 20F to steam at 220F
1. 1 answer
2. asked by Darreus
3. 5,395 views
A population of 1200 badgers grow by 6% every 8 years. How long does it take the population of badgers to grow 2000?
1. 1 answer
2. asked by Gary
3. 2,363 views
The intensity of light decreases by 4% for each meter that it descends below the surface of the water. At what depth is the
1. 3 answers
2. asked by Brock
3. 2,330 views
Ali is planning to keep fit through practicing push-ups for 21 days. on the first day, he can only do 14 push-ups in a minute.
1. 3 answers
2. asked by Dina
3. 582 views
A colony of bees doubles in population every 5 weeks.hpw long does it take for the population to triple ?
1. 2 answers
2. asked by Mike
3. 3,317 views
A pencil costs $3.50 and a pen costs $6.70. Jessica bought m pens. She also bought 4 fewer pencils than pens. Write an algebraic
1. 1 answer
2. asked by Bobby
3. 2,706 views
Solve the equation3^5sqrt(x+2)^3+3=27 My answer is 30
1. 4 answers
2. asked by Steve
3. 3,644 views
Let F(x) = (x+1) / (x^2-16).Use the definition of the derivative to compute f'(x) and give its domain. Show all steps.
1. 2 answers
2. asked by jaime
3. 670 views
Knowing thatF(-2) = -7, F'(-2)= 12, g(-2)= -3 and g'(-2)= -9, Compute: a) h'(-2) if h(x)= f(x)g(x) b) h'(-2) if h(x) = f(x) /
1. 1 answer
2. asked by Mikey
3. 384 views
Comute f(x) ofa) f(x) = sinxcosx / sinx + cosx b) f(x) = (1-x^2) / (1+x+x^2) c) f(x) = x^7 secx
1. 2 answers
2. asked by Jessi
3. 470 views
For which values of x does the curve Y= (3x^3-3x^2+1) / (2x^2-1) , have a horizontal tangent?Show steps or explain, i dont get
1. 2 answers
2. asked by Carmen
3. 421 views
Describe whether the following study would most likely be “observational” or “experimental”, and why it would be so.*
1. 1 answer
2. asked by Sharon
3. 584 views
You are responsible for planning the parking needed for a new 256-unit apartment complex, and you are told to base the needs on
1. 1 answer
2. asked by Sharon
3. 668 views
A devastating tsunami wipes out most of the population of a frog species that lives on just one tropical island. What is the
1. 1 answer
2. asked by Alex
3. 441 views
If allele frequencies change, natural selection must be acting in some way.True or False?
1. 1 answer
2. asked by Alex
3. 601 views
The sum of four numbers in arithmetic progression is 16. The square of the last number is the square of the first number plus
1. 1 answer
2. asked by Alex Chien
3. 6,387 views
The radius of the larger circle is 9cm. The diameter of the smaller circle is 11cm. Find the area of the shaded regionThe shaded
1. 1 answer
2. asked by Nicki
3. 987 views
Name 4 fractions between 1/2 and 5/7
1. 4 answers
2. asked by Nolan
3. 555 views
Write equation of the line through he point (-3, 2) with a slope of 1/4 in slope intercept form.I really don't understand this
1. 1 answer
2. asked by Mark
3. 423 views
Frank has $20 less than Tracy. John has twice as much as Frank. Patty has three times as much as John. Together they have $340.
1. 1 answer
2. asked by Mason
3. 459 views
Calculate the pH values and draw the titration curve for the titration of 500 mL of 0.010 M acetic acid (pKa 4.76) with 0.010
1. 1 answer
2. asked by Crystal
3. 1,450 views
I've been stuck on these two, help! Which one is correct?se llama roberto llama roberto and Acuesto al nino Me acuesto al nino
1. 2 answers
2. asked by bubble dragon
3. 674 views
To maintain academic integrity, it is necessary for you to take full credit for your own ideas and provide attribution to
1. 1 answer
2. asked by Bobbinette
3. 452 views
What measurements (if any) are associated with each of the following ideas? a point; a line; a union of a square and its
1. 0 answers
2. asked by Melissa
3. 417 views
A sailboat is heading directly north at a speed of 16 knots (1 knot = 0.514 m/s). The wind is blowing towards the east with a
1. 1 answer
2. asked by Ellie
3. 967 views
The part of a person's self-conceop that is based on identification with a nation, culture, group or gender is called:A. Social
1. 2 answers
2. asked by Brenda
3. 601 views
if a scooter requires 2 litres of petrol to cover 80 kilometre then how many litres of petrol does it require to cover 1
1. 1 answer
2. asked by Navya
3. 526 views
After a drought, the Great Salt Lake in Utah covered an area of 2450 kilometers squared or 35/64 the area of the lake under
1. 5 answers
2. asked by Steven
3. 940 views
Given the sequence 4;-2 ; 1 find the next two term.4;-2;1;-3;-1
1. 1 answer
2. asked by Anonymous
3. 308 views
Why didn't the League of Nations stop Germany and Italy from being aggressive towards other nations before the war?1 point The
1. 1 answer
2. asked by kacy
3. 699 views
phobos, a moon of mars has maas of 1.08 x 10^16 kg, and an average radius of 1.35x10^4 m. calculate the gravitational field
1. 2 answers
2. asked by Nare
3. 1,100 views
Find the range of each function over the given domain.A) y=x^2 for 0 << x << 3
1. 1 answer
2. asked by DIg
3. 338 views
Find 2 numbers whose arithmetic mean exceeds their geometric mean by 2and whose harmonic mean is 1/5 of the larger number
1. 0 answers
2. asked by Rangesh
3. 526 views
Is there a formula/method for finding a vertical line that divides a trapezoid into 2 parts with equal areas when all the
1. 1 answer
2. asked by Anonymous
3. 493 views
Find the magnitude and direction angle of p=42i+35j
1. 1 answer
2. asked by Rachel
3. 431 views
How to solve | x + 1 | << 3 graphically?Ty
1. 1 answer
2. asked by Susan
3. 368 views
What are the principles of art?
1. 1 answer
2. asked by Ms. Perez
3. 474 views
1. At the age of ten, he went abroad.2. At age ten, he went abroad. 3. At aged ten, he went abroad. 4. When he was ten years of
1. 1 answer
2. asked by rfvv
3. 476 views
Draw a right triangle having hypotenuse of length 5.6 cm and with one of the acute angles 30 degree.
1. 2 answers
2. asked by Shubham
3. 688 views
* Mattie’s first wish came true in 2001.-------------------- 1. in two thousand one 2. in two thousand and one (Can we read
1. 1 answer
2. asked by rfvv
3. 344 views
If the angle of elevation of a tower from two points at distance a and b where a is greater than b from its foot and in the same
1. 1 answer
2. asked by Vaibhavi singh
3. 468 views
if gear A has 3 teeth and drives gear B with 75teeth,how many times does gear A rotate for each rotation of B?
1. 1 answer
2. asked by value
3. 627 views
Find the magnitude and direction angle of p=42i+35j
1. 1 answer
2. asked by Elise
3. 392 views
The cable supporting a 2150-kg elevator has a maximum strength of 2.2×104 N .What maximum upward acceleration can it give the
1. 1 answer
2. asked by henry
3. 873 views
How many grams of urea would have to be dissolved in 250 grams of water to give it a freezing point of -4.degrees celcius
1. 1 answer
2. asked by Amy
3. 526 views
The area of a rhombus is 148.8 cm2.if one of its diagonals is 19.2cm.find the length of the other diagonal.
1. 2 answers
2. asked by Dolly
3. 893 views
Revise the sentence below to make it more formal:'You're going to get really fat if you eat at fast foods restaurants all the
1. 3 answers
2. asked by Tim
3. 818 views
What is the differentiate between the exogenous and endogenous approach.
1. 0 answers
2. asked by Sky
3. 363 views
the number of boys to girls in a school is in the ratio 12:13 .if difference hetween no.of boys and girls is 56 how many boys
1. 1 answer
2. asked by Mathematgs
3. 718 views
Fido weighs 26 pounds more than Fifi. Fifi weighs 12 pounds less than Rover. If the sum of their weights is 71, how much does
1. 5 answers
2. asked by Dave
3. 11,055 views
'y' is multiplied by 5 and the result is subracted from16
1. 2 answers
2. asked by christo
3. 297 views
The R.F of a map is 1/25000.Find the actual distance,in km,between two villages if the distance apart on the map is....
1. 0 answers
2. asked by yusra
3. 394 views
Rewrite the following sentence to make it more concise:The end result of completely eliminating the floodwall was utter
1. 5 answers
2. asked by Tim
3. 1,863 views
Why is the open ended frequency distribution necessary
1. 0 answers
2. asked by stephanie
3. 631 views
write three division sums for each type8 divided by ??.? equals??.?( make up own one)three of them pls if not just give one or
1. 3 answers
2. asked by everleigh
3. 357 views
In part B of my question, I was asked calculate the number of atoms in 0.462 mol of 13C (mass number of this Carbon is 13).I
1. 1 answer
2. asked by rose
3. 1,825 views
a bullet of mass 0.01kg is fired from a gun weighing 5.0kg . If the initial speed of bullet is 250 m/sec, calculate the speed
1. 2 answers
2. asked by Priyansh
3. 790 views
what is the volume of a rectangular prism with a length of 11 meters, width of 26 meters, and height of 38
1. 1 answer
2. asked by Nyan
3. 479 views
what is the volume of a rectangular prism with a length of 11 meters, width of 26, height of 36
1. 0 answers
2. asked by Nyan
3. 55 views
Rewrite the following sentence to make it more concise:The referendum was held by the government in the month of August. The
1. 2 answers
2. asked by Tim
3. 1,039 views
PQRS is a cyclic quadrilateral. Then find the value of x
1. 2 answers
2. asked by abcd
3. 997 views
Revise the following sentence to omit personal pronouns.I think it is important for you to evaluate information before it in a
1. 5 answers
2. asked by Tim
3. 1,958 views
If the denominator of a fraction decreases by 20 percent, and the numerator increases by 20 percent, by what percentage does the
1. 1 answer
2. asked by sukh
3. 481 views
If the length of the base of a triangle is increased by 10 percent and the height is decreased by 20 percent, what is the
1. 1 answer
2. asked by sukh
3. 1,429 views
The height of a right circular cone is decreased by 6 percent. Find the percentage that the radius of the base must be decreased
1. 1 answer
2. asked by sukh
3. 580 views
Please pick the right analogies: thermometer : Heat ::A. Monograph : book B. Barograph : stocks C. Seismograph : tremors D.
1. 2 answers
2. asked by Milissa
3. 353 views
A national record distribution company sells records and tapes by mail only. A promotion program is planned for a major
1. 0 answers
2. asked by Enelecy
3. 558 views
In an infinite geometric progression with positive terms and with a common ratio |r|<1, the sum of the first three terms is 26/3
1. 1 answer
2. asked by Alex Chien
3. 1,159 views
The photoelectric work function of a metal is the minimum energy needed to eject an electron by irradiating the metal with
1. 1 answer
2. asked by Piper
3. 565 views
Revise the following sentence to include gender neutral pronouns. Change any words necessary.A writer must include research to
1. 9 answers
2. asked by Tim
3. 1,747 views
Could you help me with this please?1. Telling a child that he won't amount to anything in life is a form of A. neglect B.
1. 96 answers
2. asked by Lilly
3. 24,573 views
The enrollment at a university increased from 9,000 students to 12,500 students over a period of 5 years. What is the percent
1. 1 answer
2. asked by sukh
3. 612 views
Which of the following social groups were prominent supporters of the Civil Rights Movement?
1. 0 answers
2. asked by Anonymous
3. 2,112 views
A window washer pulls herself upward using the bucket-pulley apparatus..Part A) How hard must she pull downward to raise herself
1. 1 answer
2. asked by henry
3. 948 views
how to change fraction 1.20/.80 into percentage?
1. 1 answer
2. asked by sukh
3. 305 views
1. Which statement best explains why the Louisiana Purchase of 1803 was important to the development of the United States?It
1. 5 answers
2. asked by tita
3. 995 views
The photoelectric work function of a metal is the minimum energy needed to eject an electron by irradiating the metal with
1. 1 answer
2. asked by Piper
3. 818 views
identify the initial amount a and the growth factor b in the exponential functiong(x)=4X2
1. 1 answer
2. asked by kim
3. 818 views
The common picnic ant walks with a velocity of 0.01 meters per second (m/s). How long will it take an ant to walk across a 8 ft
1. 1 answer
2. asked by Peyton
3. 613 views
If 10 ppm of nitrogen dioxide is present 1000 L of air at a pressure of 1 atm and temperature of 27 °C, what is the amount of
1. 0 answers
2. asked by joe
3. 501 views
Consider a one step reaction. Which of the following does not describe the activation energy of the process?The minimum amount
1. 1 answer
2. asked by John
3. 513 views
A hollow sphere has a uniform volume charge density of 4.61 nC/m3. The inner radius is a = 14.6 cm and the outer radius is b =
1. 1 answer
2. asked by Jacob
3. 729 views
??point? divided by 8 equals?point??? pls give two or three examples thank you:D
1. 1 answer
2. asked by everleigh
3. 378 views
With regard to the Hippocratic Oath, which of the following statements, if any, is true?The Hippocratic Oath requires physicians
1. 3 answers
2. asked by Anonymous
3. 1,460 views
A police car stopped at a set of lights has a speeder pass it at 100 km/h. If the police car can accelerate at 3.6 m/s^2, how
1. 4 answers
2. asked by Rayan
3. 3,780 views
Using suffix notation and the summation convention prove thatu.del(u)= w x u + del(1/2q^2) where w= del x u and q=/u/
1. 0 answers
2. asked by Nick
3. 461 views
I'm "your little voice..." what is the purpose of the image of the merry flowers skipping?A. To show that the people in the poem
1. 1 answer
2. asked by NerdyGirl
3. 1,585 views
Convert the map scale to a unit rate. How many inches represent one mile? Show your work. Interpret the meaning of the unit
1. 17 answers
2. asked by J-kid
3. 5,485 views
what is it like? i wanna know what i am gonna be learning
1. 2 answers
2. asked by J-kid
3. 393 views
The sum of two consecutive even integers is −126
1. 3 answers
2. asked by Amber
3. 1,114 views
I need help analyzing this poem by Al Purdy called "trees at the arctic circle"Where he makes an allusion to victorian married
1. 4 answers
2. asked by Mohammad
3. 1,553 views
I just want to know if it's possible for two reactants to be first order? I checked my work over and over and redid it and both
1. 1 answer
2. asked by Aiyana
3. 326 views
Suppose the concentration of glucose inside a cell is 0.1 mM and the cell is suspended in a glucose solution of 0.01 mM.What
1. 2 answers
2. asked by Samantha
3. 2,183 views
A couple purchased a house in 2005. In 2009 the house appraised for $475,000. The couple refinanced the house in 2014 and the
1. 2 answers
2. asked by Mel
3. 605 views
PLZ ANSWER:The plan of a park is at a scale of 1:5000. Calculate the actual distance between two points if the distance between
1. 6 answers
2. asked by Clarissa
3. 641 views
If 4.7 plus 3.2 times a number equals the sum of the number and 52.7 what is the number write out the equation and solve.
1. 1 answer
2. asked by Amber
3. 1,113 views
Find the value of the expression p^2q^2+pq–q^3–p^3 for p=0.5 and q = −0.5
1. 1 answer
2. asked by Fredrick
3. 449 views
1. Choose the correct part of speech for "my" from the sentence below: my friend cooper needs to go to the orthodontists office
1. 15 answers
2. asked by him
3. 2,129 views
Which of the following statements about noncovalent bonding interactions is NOT true?Which of the following statements about
1. 1 answer
2. asked by Samantha
3. 1,664 views
Which statements about hydrogen bonds are correct?1) Hydrogen bonds are the interaction between a hydrogen atom bonded to an
1. 1 answer
2. asked by Samantha
3. 2,351 views

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