Tuesday

July 26, 2016
Total # Posts: 61

**ALGEBRA**

A SPINNER WITH FOUR EQUAL SECTIONS NUMBERED 3,5,7 AND 8 IS SPUN TWICE. WHAT IS THE PRBABILITY THAT AN ODD NUMBER IS SPUN THE FIRST TIME AND AN EVEN NUMBER IS PUN THE SECOND? IS THE ANSWER 3/4? IS IT THAT EASY OR NOT?
*May 23, 2016*

**life orientation**

this it put or result people's life in danger because of insufficient of natural resource
*March 31, 2016*

**Math **

An automobile purchased for $31,000 is worth $2800 after 6 years. Assuming that the car's value depreciated steadily from year to year, what was it worth at the end of the third year?
*January 13, 2016*

**Math **

Repeat the following procedure for the four given numbers. Add 7 . Double the result. Subtract 4 . Divide by 2. Subtract the original selected number. The 1st number is 1 . The result is 5 . The 2nd number is 4 . The result is 5 . The 3rd number is 7 . The result is 5 . The ...
*January 10, 2016*

**Algebra**

Got it! Thank you Steve!
*August 22, 2015*

**Algebra**

I am working on a review worksheet and there are 2 problems I can't remember how to do. Each question has 6 other questions, so helping me with these will remind me how to do the others! Thank you!! 1.2(x+5) = 1.6(2x+5) and Solve for y a(y+c) = b(y-c) Thank you again! Jeffrey
*August 22, 2015*

**Geometry**

The volume of a rectangular prism is 960 cubic inches. If the dimensions of the base are doubled and the height remains the same to create a new prism, what will be the volume of the new rectangular prism in cubic inches?
*July 19, 2015*

**Trigonometry**

A building is 50 feet high. At a distance away from the building, an observer notices that the angle of elevation to the top of the building is 41 degrees. How far is the observer from the base of the building?
*June 1, 2015*

**physics **

1. An electric pump, used to obtain water from 20 metres below the ground, is marked 5000W. a) If the pump operates as rated, how much energy is used to pump water every second? b) Describe the energy conversions that take place when the pump is used. c) What is the maximum ...
*April 6, 2015*

**Circles**

2 circles have different radius touch at a point and at the point has 1 common tangent and another common tangent touching the circles at different points other than the first
*January 15, 2015*

**Graphing**

The line l1 passes through the points (3,-3) and (-5,2). The line is the graph of the equation Ax + By = C, where A, B, and C are integers with greatest common divisor 1, and A is positive. Find A + B+ C.
*December 31, 2014*

**College physics **

When a 0.15 kg baseball is hit, it approaches the bat with a speed of 20 m/s and undergoes an elastic collision. (a) What is the impulse delivered to the bat by the ball? (b) If the baseball is in contact with the bat for 1.3 ms, what is the average force exerted by the bat on...
*October 24, 2014*

**Math**

If 2 1/3 feet of silver ribbon cost $.21, how much will 9 feet cost
*June 13, 2014*

**math**

Michael and mateo begin running around a circular track from the starting point at the same time. it takes Michael 48 seconds one lap around the track. it takes mateo 60 seconds to complete one lap around the track how many minutes does it take before the two boys will meet at...
*December 15, 2013*

**Statistics**

Thank you, but I'm still confused. So is there not enough info to answer this question? Thank you for your time.
*October 28, 2013*

**Statistics**

A city ballot includes a local initiative that would legalize gambling. The issue is hotly contested, and two groups decide to conduct polls to predict the outcome. The local newspaper finds that 53% of 1200 randomly selected voters plan to vote "yes," while a ...
*October 28, 2013*

**Statistics**

A city ballot includes a local initiative that would legalize gambling. The issue is hotly contested, and two groups decide to conduct polls to predict the outcome. The local newspaper finds that 53% of 1200 randomly selected voters plan to vote "yes," while a ...
*October 27, 2013*

**Statistics**

In 1998 a San Diego Reproductive clinic reported 49 live births to 207 women under the age of 40 who had previously been unable to get pregnant. Using the 90% confidence interval calculated above, would it be misleading for the clinic to report a success rate of 25%? A) Yes, ...
*October 27, 2013*

**Math estimation problem**

It is 100 for estimation if yo are dividing.
*October 14, 2013*

**calculus**

The function is x^3+6x^2/x^2+36.
*May 29, 2013*

**calculus**

For the function r(x)=x3+6x2x2−36, find the following. a. the y - intercept b. the x - intercepts c. all horizontal asymptotes. y = d. all vertical asymptotes. x =
*May 29, 2013*

**math x**

8. The Chicago Public School system has about 680 schools. About 130 of the schools will be closed. If five schools are chosen at random find the probability that at least 3 of them will be closed.
*April 3, 2013*

**chemistry**

thanks, sorry, 10ml of the unknown mixture was titrated methyl orange was used it took 7.5ml of 1M HCl (.0074Mol ?) so this means .00074Mol CH3NH2 / ml ?
*August 24, 2012*

**chemistry**

Q: Calculate the unknown molar concentration of CH3NH2 in MeOH titrated against a known molar concentration of HCl ? Could you please answer this, there are lots of examples around calculation PH of two known's but not so much of unknown concentration. thankyou.
*August 24, 2012*

**pre algebra**

the ratio of boys to girls in an art class is 3.5. there are 12 boys in the class. how many girls are in the class?
*October 4, 2011*

**Sociology**

The socialization process ends with the onset of puberty.
*September 16, 2011*

**calculus**

A spherical balloon is being inflated so that its volume is increasing at the rate of 200 cm3/min. At what rate is the radius increasing when the radius is 15 cm.
*July 31, 2011*

**math**

A balloon rises at a rate of 3 meters per second from a point on the ground 30 meters from an observer. Find the rate of change of the angle of elevation (in radians per second or rad/sec) of the balloon from the observer when the balloon is 30 meters above the ground.
*July 25, 2011*

**math**

A right circular cylinder is to be designed to hold 750 cm3 of processed milk, and to use a minimal amount of material in its construction. Find the dimensions for the container.
*July 25, 2011*

**math**

A cardboard box manufacturer wishes to make open boxes from rectangular pieces of cardboard with dimensions 40 cm by 60 cm by cutting equal squares from the four corners and turning up the sides. Find the length of the side of the cut-out square so that the box has the largest...
*July 25, 2011*

**physics**

static friciton is greater than sliding friction prove
*July 19, 2011*

**Science**

dilute
*May 19, 2011*

**7 Mathematics **

A team of 4 golfers scored 69,73,70, and 74 on the first round on a par 72 course. They reduced their team score by 3 on the second round. a) How many strokes above or below par was the team score on the first round? b) How many strokes about or below par was the team score on...
*May 16, 2011*

**Probability as a Fraction**

In a bag there are 7 red tiles, 3 blue tiles, and 2 purple tiles. How many and what color tiles would you have to add to the bag so that the probability of picking red is 1/3?
*April 24, 2011*

**Chemistry**

thanks saizad
*April 17, 2011*

**math **

Given the following equation x,y data pairs find the least squares equation for these data. Use 3 decimal places. Y equals what + what x(3,3)(4,5)(6,8,)
*January 19, 2011*

**math **

given the following equations x,y data pairs find the least squares equation fo these data. use 3 decimal places. Y equals what + what x (3,3)(4,5)(6,8)
*January 19, 2011*

**Technology**

Would the president of a technologies workers union be considered a stakeholder for a telecommunication company?
*January 6, 2011*

**algebra**

6P4 = 6!/(6-4)! =6*5*4*3*2*1/2! =6*5*4*3*2*1/2*1 =720/2 =360. (/)-represents division. (*)-represents multiplication. Thanks. I hope it was super helpful.
*December 14, 2010*

**Physics **

A lumberjack (mass = 98 kg) is standing at rest on one end of a floating log (mass = 245 kg) that is also at rest. The lumberjack runs to the other end of the log, attaining a velocity of +2.7 m/s relative to the shore, and then hops onto an identical floating log that is ...
*November 14, 2010*

**thesis statement**

whats a good thesis statement on cooking
*August 30, 2010*

**algebra**

thank you
*August 25, 2010*

**algebra**

this tells me to rewrite the expression using the distributive property and then simplify plz help me and show me the work here are the questions. 15(f+1/3) 16(3b-0.25) (c-4)d
*August 25, 2010*

**CHEMISTRY**

A 31.43 mL volume of 0.108 M NaOH is required to reach the phnolphthalein endpoint in the titration of a 4.441 g sample of vinegar. Calculate % acetic acid in the vinegar.
*August 25, 2010*

**JJ**

A 30.84 mL volume of 0.128 M NaOH is required to reach the phnolphthalein endpoint in the titration of a 5.441 g sample of vinegar. Calculate % acetic acid in the vinegar.
*August 25, 2010*

**CHEMISTRY**

Assuming the density of a 5% acetic acid solution is 1.0 g/mL,determine the volume of the acetic acid solution necessary toneutralize 25.0 mL of 0.10M NaOH.
*August 25, 2010*

**stats**

Among the contestants in a competition are 44 women and 26 men. if 5 winners are randomly selected, what is the probability that they are all men?
*July 14, 2010*

**Pre algebra**

y/2 - 5y/6 + 1/3=1/2
*May 8, 2010*

**CHEMISTRY**

In some solid calcium carbonate samples, calcium bicarbonate, Ca(HCO3)2, is also present. Write a balanced euation for its reaction with hydrochloric acid.
*March 8, 2010*

**algebra**

I need help!!! 3/2,1/2, 1/6,1/8,... I need to determine if this sequence is arithmetic, geometric, or neither, then I need to find the ninth term
*April 19, 2009*

**algebra**

I need help!!! 3/2,1/2, 1/6,1/8,... I need to determine if this sequence is arithmetic, geometric, or neither, then I need to find the ninth term
*April 19, 2009*

**debate**

resolved that capital punishment in the philippines in affirmative side
*March 17, 2009*

**social studies**

how does enginering use math
*October 26, 2008*

**Chemistry- Stochiometry**

The conversion factor for deriving the number of moles of salicylic acid, C7H6O3, from a given number of grams of salicylic acid is...
*February 28, 2008*

**Honors Geometry**

Okay. I figured the problem out now. Thanks for your help!
*January 18, 2008*

**Honors Geometry**

Okay, the ITT is If a triangle has two congruent sides, then the angles oppositeof those sides are congruent
*January 18, 2008*

**Honors Geometry**

hmm.. okay, but i'm not really seeing how that goes with the ITT
*January 18, 2008*

**Honors Geometry**

I'm stuck on these 2 problems. My Geometry teacher won't help me. What is the inverse of the Isosceles Triangle Theorem (ITT)? What is the contrapositive of the Isosceles Triangle Theorem (ITT)?
*January 18, 2008*

**chemistry**

Could someone help me with this please? In chemistry, we did a lab in which he put brands of commerical vinegar in a microplate. We put in 10 drops of each vinegar in each plate thinger then we added 1 drop of phenolphthalein and then put in as many drops of NaOH as it took to...
*May 14, 2007*

**Social Studies**

Is there a desert in Italy? http://www.google.com/search?q=map+italy&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA Nope. =)
*April 23, 2007*

**Economics**

Determine whether each of the following would cause a shift in the aggregate demand curve, the aggregate supply curve, neither, or both. Which curve shifts, and in which direction? What happens to aggregate output and the price level in each case? a. The price level changes b...
*September 6, 2006*

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