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the 11th term of an AP is 4 times its second term .the sum of the first 7 terms of the same progression is 175;a,find the first
1. 2 answers
2. 783 views
Carla is filling her scrapbook with photographs. In April, she filled 1/4 of the scrapbook. In May, she filled another 1/6 of
1. 2 answers
2. 485 views
6 eggs+ 3 slices of toast=7.20Find the unit price of each item
1. 1 answer
2. 243 views
Students in a sixth-grade art class are making a mosaic using tiles in the shape of right triangles. The two sides of each tile
1. 1 answer
2. 1,026 views
Determine all possible values of the integer m such that the median and mean of the five integers 3, 6, 9, 11 and m are the
1. 2 answers
2. 396 views
The line L with equation y=mx+n passes through the point (1,1) and is perpendicular to x+3y=1. Find the value of n.
1. 1 answer
2. 564 views
In a class, 2/5 of the boys wear glasses and 1/3 of the girls wear glasses. What fraction of the class wear glasses?
1. 2 answers
2. 839 views
Suppose that P(x) is a linear polynomial with P(6)-P(2)=12. What is P(12)-P(2)?
1. 2 answers
2. 703 views
The following set of data is arranged from lowest to highest: 2, 3, 3, 4, a, b, 6, 6, 9, 12. What are the values of a and b that
1. 1 answer
2. 450 views
If a<0, what is the maximum value of (a/11)+(11/a)?
1. 1 answer
2. 321 views
If P(x) is a cubic polynomial with P(1)=1, P(2)=2, P(3)=3, P(4)=5, find P(6).
1. 2 answers
2. 1,491 views
The 4 distinct zeros of p(x)=x^4-Ax^2+255 have absolute values which are prime. Find A.
1. 1 answer
2. 357 views
Paul, Kate and Sarah's mother left a bowl of jellybeans on their kitchen counter. Paul took one-third of the jellybeans, but
1. 1 answer
2. 1,359 views
Quadrilateral ABCD is inscribed in a circle. Find the length of its shorter diagonal if AB=12, CD=18, arc BC=120, and arc AD
1. 1 answer
2. 3,693 views
In triangle XYZ, XZ=6, ZX=7, and XY=8, find (sinY+sinZ)/sinX.
1. 1 answer
2. 449 views
In a class, the probability that a randomly chosen student likes dogs is 0.72, that a student likes cats is 0.54, and that a
1. 3 answers
2. 919 views
In a company, the men who do not wear glasses are thrice as many as the men who do, while the women who do not wear glasses are
1. 1 answer
2. 519 views
The second moment of area of a rectangle through its centroid is given by:bL3/12 Using the approximation for binomial series
1. 1 answer
2. 457 views
The exponential function can be represented as an infinity power series as follows.e^x=1 + x/1! + x^2/2! + x^3/3!+⋯,-∞<x<∞
1. 2 answers
2. 635 views
a 50 kg crate is at rest on a level surface the coefficients of friction are 0.3 and 0.4,what is the normal force acting on the
1. 1 answer
2. 830 views
a greyhound is capable of running at 40 mph how many meters could the greyhound run in 3 minutes at this speed, how many seconds
1. 1 answer
2. 522 views
a boy pulls a 15 kg over level ground by a rope with a force of 50 newtons at 30 degrees above the horizontal, the coefficients
1. 1 answer
2. 626 views
a 75kg person is standing on a scale in an elevator, the scale gives a readout in newtons(you have to use a free body
1. 1 answer
2. 2,111 views
a 5kg ball is suspended by two strings one horizontally attached to a wall and one attached to the ceiling at a 35 degree angle,
1. 1 answer
2. 1,855 views
Ore from least to greatest 6/2,-7/3,5/4,-1/3,4/3
1. 1 answer
2. 349 views
Assume that the math SAT scores are normally distributed with a mean of 500 and a standard deviation of 100. If you score 560 on
1. 1 answer
2. 1,199 views
tom is scheduling his classes for next quarter. he wants to take three classes, and has the following options: spanish at 9, 10,
1. 0 answers
2. 527 views
if a pair of fair dice is rolled, what is the probability that we roll a total of five if we are given that the total is less
1. 2 answers
2. 1,662 views
it cost $2 to buy a raffle ticket. if there are 500 tickets sold, and there is one first prize of $250, three second prizes of
1. 2 answers
2. 1,167 views
what will be the pH of a solution NaOH with the concentration 2,2.10mol
1. 1 answer
2. 426 views
Find the limit of the sequence{√(2), √(2√(2)), √(2√(2√(2))),...
1. 1 answer
2. 846 views
A 76.00-pound flask of mercury costs $151.50. The density of mercury is 13.534 g/cm3. What is the price of one gram of mercury?
1. 1 answer
2. 783 views
An athlete swims from the north end to the south end of a 50.0m pool in 20.00s and makes the return trip to the starting point
1. 1 answer
2. 679 views
The figure below shows three circuits, each consisting of a switch and two capacitors, initially charged as indicated. Let qL
1. 1 answer
2. 1,522 views
At 2:00 PM a car's speedometer reads 30 mi/h. At 2:10 PM it reads 50 mi/h. Show that at some time between 2:00 and 2:10 the
1. 1 answer
2. 980 views
Suppose that 3<= f'(x) <=5 for all values of x. Show that 18 <= f(8)-f(2) <=30.
1. 0 answers
2. 367 views
A 0.4 kg hockey puck moving at 30 m/s hitsa straw bale, stopping in 1.4 s. What impulse was imparted to the hockey puck?
1. 1 answer
2. 1,252 views
Two people start from rest at the same point. One walks east at 3 mi/h and the other walks northeast at 2 mi/h. How fast is the
1. 1 answer
2. 926 views
A lighthouse is located on a small island 3 km away from the nearest point P on a straight shoreline and its light makes four
1. 2 answers
2. 2,457 views
A boat is pulled into a dock by a rope attached to the bow of the boat and passing through a pulley on the dock that is 1 m
1. 1 answer
2. 893 views
A spotlight on the ground shines on a wall 12 m away. If a man 2 m tall walks from the spotlight toward the building at a speed
1. 1 answer
2. 1,131 views
Suppose you have $9000 to invest and you invest part of it ($×) in a high risk venture at 11.5% per annum and the remainder
1. 1 answer
2. 1,108 views
the initial velocity of a 4 kg box is 11 m/s, due west. after the box slides 4 m horizontally its speed is 1.5 m/s. determine
1. 2 answers
2. 2,814 views
A plane has an airspeed of 200 miles per hour and a heading of 28.0°. The ground speed of the plane is 207 miles per hour, and
1. 2 answers
2. 3,692 views
82 liters plus 3.876 liters is what?
1. 1 answer
2. 300 views
which locations have the greatest number of hours of daylight on june 21? the fewest hours of daylight?
1. 5 answers
2. 1,149 views
Let z = ∫e^(sin(t))dt from x to ya = x b = y I tried thinking about it like a chain rule but even then i'm a little unsure. I
1. 0 answers
2. 431 views
How many grams of iron metal do you expect to be produced when 245 grams of an 80.5 percent by mass iron (II) nitrate solution
1. 1 answer
2. 867 views
How many grams of a stock solution that is 87.0 percent H2SO4 by mass would be needed to make 200 grams of a 35.5 percent by
1. 2 answers
2. 1,126 views
How many moles of glucose (C6H12O6) are in 1.6 liters of a 0.75 M C6H12O6 solution?
1. 1 answer
2. 453 views
How many moles of sodium chloride (NaCl) solute are in 155 grams of an 85.5 percent by mass solution?
1. 1 answer
2. 619 views
How many grams of zinc metal will react completely with 8.2 liters of 3.5 M HCl? Show all of the work needed to solve this
1. 1 answer
2. 723 views
Describe, in detail, how to make 3.0 liters of a 3.5 molar HCl solution from an 18.5 molar HCl stock solution.
1. 1 answer
2. 502 views
Describe, in detail, how to make 3.0 liters of a 3.5 molar HCl solution from an 18.5 molar HCl stock solution.
1. 2 answers
2. 886 views
f(x)=x2+2x-5
1. 2 answers
2. 221 views
Using the equations and enthalpy values provided, which mathematical expression can be used to determine the unknown enthalpy
1. 1 answer
2. 582 views
I'm trying to graph a set of points with data, and I have been given the equation for the best fit line, but when I graph it,
1. 1 answer
2. 695 views
A cylindrical water tank has a diameter of 140cm.To begin with it is full of water.A leak starts at the bottom so that it loses
1. 3 answers
2. 924 views
32 is _____ % of 100?3 is 5% of what number?
1. 1 answer
2. 319 views
-6/8 - 6/8 =
1. 3 answers
2. 331 views
Analogies:court : docket :: trip : ? I'm working on a crossword puzzle and it has 9 letters, possibly starting with the letter I
1. 3 answers
2. 565 views
You have recently been hired as a new manager hired into a failing division in a company. The product line is outdated and
1. 0 answers
2. 580 views
Identify the pronouns in each sentence. Then decide if each is nominative (N), objective (O), or possessive (P). Write your
1. 3 answers
2. 603 views
A 0.30 ball is thrown with a speed of 13 at an angle of 32.What is its speed at its highest point?
1. 0 answers
2. 321 views
A bob of mass = 0.250 is suspended from a fixed point with a massless string of length = 23.0 . You will investigate the motion
1. 2 answers
2. 1,129 views
How do i do a Walam Olum? Where do i start? I can not draw at all and it looks like that is part of it... please help.
1. 3 answers
2. 401 views
what is the major product of this reaction CH2=CH-CH2CH3+H2O H2SO4
1. 1 answer
2. 1,526 views
what would the chemical equation look like for each IUPAC name 4-phenyl-2-pentyne b. 2-phenyl-3-pentyne c. 3-phenyl-4-pentyne d.
1. 1 answer
2. 706 views
what would the chemical equation look like for each IUPAC name 4-phenyl-2-pentyne b. 2-phenyl-3-pentyne c. 3-phenyl-4-pentyne d.
1. 1 answer
2. 555 views
trying to start my own business selling televisions and need help coming up with business names.
1. 0 answers
2. 946 views
what is quarter to 5? as in time
1. 1 answer
2. 323 views
STORY ABOUT YOU SAVED MONEY TO BUY SOMETHING SPECIAL
1. 2 answers
2. 386 views
can someone explain photosynthesis
1. 0 answers
2. 325 views
where do you use semi colons
1. 1 answer
2. 386 views
what is a declarative sentence and a complex sentence?
1. 2 answers
2. 445 views
how do rocks differ from minerals
1. 0 answers
2. 391 views
The scientific method is very important to psychology. What other disciplines can you envision making practical use of the
1. 1 answer
2. 571 views
Multiply1)8t^2(t-t^2+7t^3) My Answer: 8t^3+-8t^4+56t
1. 1 answer
2. 372 views
Simplify1) (5t)(5t)^3 My answer: 5t^15 Write the number without exponents 2) 8.78x10^5 My answer: 878,000,000 Multiply. 3)
1. 1 answer
2. 440 views
multiply and write the answers without exponents.(3x10^2)x(2x10^4)
1. 2 answers
2. 995 views
Downloading resources from the Web is beginning to be fairly common. What do you think the legal issues are when doing this?
1. 2 answers
2. 484 views
What is the median for the following numbers?14,16,27,12,27,17,13
1. 7 answers
2. 976 views
what word has this vocabulary???displays information in rows and columns it ends with an e but i don't know the word
1. 2 answers
2. 587 views
Im doing a science fair project on how fertilizer and sun effect the growth of grass
1. 2 answers
2. 557 views
I'm doing a resarch paper on African Imperialism to Modern Issues.where can I find an overview of life living under the foreign
1. 0 answers
2. 871 views
What is your definition of being successful?I suspect that your teacher would like for you to consider what makes a person
1. 0 answers
2. 572 views
Classify each of these statements as always true, sometimes true, or never true1)___AT_____A mole of a pure substance contains
1. 0 answers
2. 884 views
Can Someone describe the structure of ionic compounds for me please..Ionic compounds consist of a three dimensional array
1. 0 answers
2. 607 views
What is the relationship between wealthy nations and supporting of the arts??Wealthy nations have more money to support the arts
1. 0 answers
2. 591 views
Two stones are thrown vertically upward from the ground, one with three times the initial speed of the other. Assume free fall.
1. 1 answer
2. 954 views
about the 9/11 incident what major changes had taken place in America and had these changes been beneficical or non benefical???
1. 0 answers
2. 537 views
How do I find the racial/ethnic, lanuage, and religious demographics of a popluation of 6 millionThis site lists all of that
1. 0 answers
2. 535 views

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