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2017
April

Questions Asked on April 30, 2017

Regular triangular pyramid has the slant height k=12 cm and lateral area AL = 198 cm2. Find the length of the base edge.
1. 3 answers
2. asked by katy
3. 1,205 views
Which of the followings is correct for waves?a. One wave can cancel another wave so that no amplitude remains at certain points.
1. 1 answer
2. asked by Destiny
3. 743 views
What can be said about the electric force between two charged particles?a. it is repulsive for unlike charges. b. it varies as
1. 0 answers
2. asked by Destiny
3. 871 views
A circle with a 4-inch radius is centered at A, and a circle with a 9-inch radius is centered at B, where A and B are 13 inches
1. 2 answers
2. asked by Matty
3. 1,045 views
The voltage generated by the zinc concentration cell described by,Zn(s)|Zn2 (aq, 0.100 M)||Zn2 (aq, ? M)|Zn(s) is 24.0 mV at 25
1. 1 answer
2. asked by Julia
3. 831 views
This 3 dimensional shape has 6 faces that are triangles as well as one base that is a polygon. What is this shape?
1. 3 answers
2. asked by Matthew
3. 626 views
I don't understand how to get equation for thisAnnie was selling girl guide cookies she sold twice as many vanilla cookies as
1. 2 answers
2. asked by Mohammad
3. 688 views
the distance covered by a falling ball varies as the square of the time taken.if a ball falls through 1800m in
1. 2 answers
2. asked by cynthia
3. 633 views
74 For her English class, Jana is brainstormingfor a paper about Shakespeare plays. Use her chart to answer the question below.
1. 1 answer
2. asked by cool kid
3. 608 views
yea! D question was d one u asked me 2 put d first height!
1. 1 answer
2. asked by cynthia
3. 388 views
pls steve I dnt understand! Explain how d alphabets? Wat are they representing?
1. 1 answer
2. asked by cynthia
3. 393 views
The value of [cosx, sinx]• [cos(a + x), sin( a + x)] does depend on the value of a, but doesnot depend on the value of x.
1. 1 answer
2. asked by HELP!!!!!!!!!!!!!!
3. 426 views
If two trapezoids have the same perimeter do they have the same area?
1. 2 answers
2. asked by mary
3. 864 views
Having a hard time with this question: Help PleaseThis is a multi-stage experiment. There are 7 colored cubes in a bag. The
1. 2 answers
2. asked by Matthew
3. 442 views
Let y = sinx + ztanx,where z is a function of x. If (dy/dx)= z+ cosx, show that (d^2y/dx^2) =-y.I really have no idea how to do
1. 2 answers
2. asked by Mat
3. 395 views
10. Arabia and Iraq are most affected by the scarcity (or lack of) which resource?Ok I have tried really hard to research this
1. 3 answers
2. asked by WOW
3. 895 views
In a reaction Mg(s) + 2HCl(aq) → H2(g) + MgCl2(aq), 6.00 g of Mg was present at 0.00 min. After 3.00 min, 4.50 g of Mg
1. 3 answers
2. asked by Julia
3. 3,414 views
In exercise 12, the following data on x = average daily hotel room rate and y = amount spent on entertainment (The Wall Street
1. 1 answer
2. asked by Brandon
3. 2,757 views
express 6,850 centimeters (cm) as meters (m)
1. 1 answer
2. asked by adams
3. 440 views
The force Fa=(5i+6j+1k) is applied on a material point while it is shifted by 50m in Oxy plane along a direction 20o CCW versus
1. 1 answer
2. asked by Dave
3. 454 views
Compare and contrast Queen Eleanor's and Louis' relationships with the church.
1. 6 answers
2. asked by Lily@34
3. 679 views
A Ferris wheel is 50 meters in diameter and boarded from a platform that is 1 meters above the ground. The six o'clock position
1. 4 answers
2. asked by j
3. 13,913 views
Ten horses are entered in a horse race. How many permutations of 1st, 2nd, and 3rd place winners are there?
1. 1 answer
2. asked by Becca
3. 970 views
How many 250ml cups can I fill up if I have a 4 liter jar
1. 1 answer
2. asked by Nicholas
3. 827 views
2x^2-5x-12/10x+15
1. 1 answer
2. asked by Anonymous
3. 364 views
Trying to solve a proof. Triangle ABC. D is a point on side AC and E is a point on side BC. There is a line from Angle B to
1. 2 answers
2. asked by Scott
3. 466 views
what is the preposition in this sentenceafter the movie we will grab a pizza to take home A.after B.will C.grab D.to i think it
1. 4 answers
2. asked by Stella
3. 1,660 views
Solve algebraically:4/2x-3 < 1/x+4
1. 1 answer
2. asked by Zara
3. 549 views
Determine the equation for the vertical asymptotes, if they exist, for each function. Then, state the domain.f(x)= -1/x^2-7x+6
1. 1 answer
2. asked by Zara
3. 606 views
Compute the absolute and relative errors in using c to approximate x.x=e; c=2.74
1. 1 answer
2. asked by Jahaira
3. 635 views
net ionic equation to show that sulfurous acid, H2SO3, behaves as an acid in water.I got this answer but do not know if it is
1. 3 answers
2. asked by Alyssa
3. 5,852 views
a block and tackle with a velocity ratio f 5 is used to raise a mass of 25kg through a vertical distance of 40cm at a steady
1. 2 answers
2. asked by tobiloba
3. 685 views
When Alina was hungry she ate c cookies, which was 30% of all the cookies she had. How many cookies did she have in the
1. 7 answers
2. asked by Bob
3. 4,230 views
A 30 N object I a hung from a scale and dunked in water (density of 1000 kg/m^3), the measurement on the scale is only 20 N.
1. 1 answer
2. asked by Amanda
3. 458 views
There were d passengers in the train. 15% of all of them went in the first car, 20% went in the second car. How many passengers
1. 1 answer
2. asked by Bob
3. 421 views
The voltage generated by the zinc concentration cell described by,Zn(s)|Zn2 (aq, 0.100 M)||Zn2 (aq, ? M)|Zn(s) is 24.0 mV at 25
1. 1 answer
2. asked by Julia
3. 1,004 views
A fish can swim 45 miles downriver in the same amount of time that it can swim 27 miles upriver. Solve for the speed of the
1. 1 answer
2. asked by Anonymous
3. 513 views
A father was three times as old as his son fifteen years ago and four times his sons age nineteen years ago. When was the father
1. 1 answer
2. asked by Martin
3. 616 views
The volume V of a gas varies inversely as the pressure P on it. If the volume is 250 cm3 under a pressure of 35 kg/cm3, solve
1. 1 answer
2. asked by Anonymous
3. 735 views
Having a hard time with this question: Help PleaseWith Replacement: This is a multi-stage experiment. There are 7 colored cubes
1. 1 answer
2. asked by Matthew
3. 490 views
Would I need to put (Emerson) for each one of the quotes in this sentence? And is the commas placed correctly?This is for an
1. 1 answer
2. asked by Riley
3. 461 views
Simplify 4+3(7+4*2)-1000
1. 2 answers
2. asked by maniru aminu
3. 322 views
You have borrowed $8000 from the bank. Suppose you want to repay a fixed amount of money for each of the following n years
1. 1 answer
2. asked by akash
3. 1,558 views
the force E needed to make a machine pull a load is partly constant and partly varies as the load to be pulled itself.when the
1. 2 answers
2. asked by cynthia
3. 1,171 views
1A56B is a five digit number. When 1A56B is divided by 36 the remainder is 23. How many possible value can A take?#anyone to
1. 1 answer
2. asked by kelvin
3. 330 views
what if d maths is done like dx?L=km/h When L=40,m=175,h=286, (skipping the units) 40=k(175)/ 286 K=286(40)/175=2288/35
1. 2 answers
2. asked by cynthia
3. 400 views
Suppose you have 5 marbles in a bag: 3 red and 2 black. If you reach into the bag without looking and randomly pick out two
1. 1 answer
2. asked by Beth
3. 1,143 views
There is a bag with 200 cubes in it. Some of the cubes are red and some are black. You reach into the bag 20 times, each time
1. 1 answer
2. asked by Matthew
3. 1,151 views
tanks reiny!!! I appreciate!!!
1. 0 answers
2. asked by cynthia
3. 381 views
consider the arithmetic sequence 53,47,41 than what is the common difference and the algebraic expession of the given sequence
1. 1 answer
2. asked by Aiswarya
3. 431 views
Find the ratio of LCM to GCF of 9,18 and 52#anyone to help me please
1. 1 answer
2. asked by kelvin
3. 481 views
There are n identical balls and m different bins. Let Bn,m be the total number of way to put n balls in m bins.(a) What are
1. 1 answer
2. asked by akash
3. 620 views
Perpare 500ml of 1M HCl solution from a bottle of concentrated 37%(W/W) HCL stock with a density of 1.19g/ml.37%= 37/100 x 100
1. 1 answer
2. asked by Ryan
3. 7,390 views
Two particles are fixed on an x axis. Particle 1 of charge 70.5 μC is located at x = -28.5 cm; particle 2 of charge Q is
1. 1 answer
2. asked by A.toka
3. 944 views
The solubility of Agcl with solubility product 1.6 × 10^-10 in 0.1 M Nacl solution will be ?
1. 1 answer
2. asked by Ananthi
3. 881 views
Circle the prime numbers in the following set of numbers. Show your work.953, 1,427, 2,971 I can tell whether each number is
1. 1 answer
2. asked by Matthew
3. 687 views
Ten students took a math exam. As the teacher evaluated the math exams, she noticed that 8 of the ten students scored above the
1. 1 answer
2. asked by Miles
3. 497 views
Ten students took a math exam. As the teacher evaluated the math exams, she noticed that 8 of the ten students scored above the
1. 1 answer
2. asked by Miles
3. 524 views
How you can quickly calculate the mean of the following test scores without adding the numbers.76,73,78,75
1. 1 answer
2. asked by Tammy
3. 2,385 views
Megan read an average (mean) of 2 books a day for 4 days. How many books will Megan need to read on days five and six so that
1. 1 answer
2. asked by tammy
3. 390 views
On centimeter dot grid draw all possible rectangles with a perimeter of 16 cm and sides whose lengths are whole centimeters
1. 4 answers
2. asked by Nooreen
3. 2,688 views
solve the following by a quadratic equation and then solving it.a rocket is projected vertically upwards from ground level, its
1. 1 answer
2. asked by Anonymous
3. 811 views
what was the relationship between politics and religion in medieval Europe.
1. 3 answers
2. asked by Andrea
3. 575 views
Show the steps needed to determine the energy in a red photon of 7.0 x 10^2 nm.E= h * (c/λ) 6.62e-34 * (3e8/2e-7) 2.837e-19 J?
1. 2 answers
2. asked by Anonymous
3. 339 views
Two point charges of magnitude +3.0 nC and +2.0 nC respectively are placed 2.0cm apart. Calculate the resultant electric field
1. 1 answer
2. asked by ar
3. 1,099 views
i am sorry to bother you Ms. Sue but i need to present your proposal of a device that minimizes heat transfer.can you please
1. 2 answers
2. asked by banna
3. 778 views
Scores on the GRE are normally distributed with a mean of 541 and a standard deviation of 89. Use the 68-95-99.7 rule to find
1. 1 answer
2. asked by Katelyn
3. 561 views
if the length of wire is incrase by 20% then?what is the % incrase in resistance
1. 1 answer
2. asked by deepak
3. 308 views
discuss the sociology of deviance and compare and constract the labeling theory of deviance with the functionalist approach to
1. 1 answer
2. asked by lola
3. 450 views
identify and describe the methods employed in four types of sociological research design
1. 1 answer
2. asked by lola
3. 388 views
If sinø=4/5 find the value of cosecø/1+cotø
1. 2 answers
2. asked by ankita
3. 850 views
How do you know if a compound is predicted to be polar or non-polar?Especially if they use imaginary elements as examples?
1. 1 answer
2. asked by I need some help please
3. 416 views
6 cd+2b+9(cd+b/3)=A(3cd+b)I'm really sorry this question seems really hard to me. But what I got as an answer is 6, ohh and I
1. 6 answers
2. asked by Hatsune Miku
3. 1,064 views
solve the following by a quadratic equation and then solving it.a rocket is projected vertically upwards from ground level, its
1. 1 answer
2. asked by Anonymous
3. 426 views
Consider the reaction: 2CH4(g) + 3O2(g) + 2NH3(g) --> 2HCN(g) + 6H2O(g)If 203.5 g NH3 is reacted with excess CH4 and O2, what
1. 1 answer
2. asked by D
3. 2,039 views
Does it make sense?Scrambled out of the car indicates that the writer was fascinated and curious to see a sloth making it's way
1. 6 answers
2. asked by help
3. 448 views
Can 8.9×10-19 be given to a conductor?
1. 1 answer
2. asked by Physics
3. 274 views
Two litres of juice is poured into 10 litres of water. What fraction of the drink is juice?
1. 3 answers
2. asked by Palesa
3. 2,596 views
what volume of carbondioxide is produced when 10g of Hcl reacts completely with caco3caco3+2HCl=cacl2+H2o+Co2 moles
1. 1 answer
2. asked by mohammad
3. 624 views
Q: Consider a digital circuit that reads an n-bit input string and writes a 1bit output. Two circuits are considered different
1. 1 answer
2. asked by akash
3. 498 views
Q: Count the number of passwords with following constraints. Assuming digits = {0, 1, …..9},letters = {a, b, ….. y, z} (a) 5
1. 0 answers
2. asked by akash
3. 689 views

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