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About Scott A Wilson
(Top Expert on this page)

Expertise
Story problems with any relation to math.

Experience
I started doing story problems in grade school and have been helping people ever since.

Education/Credentials
BA in Mathematical Sciences from OSU. MS in Mathematics from OSU

Awards and Honors
Both my BS and MS degree were with honors.

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Thousands of questions right here.

   

You are here:  Experts > Science > Math for Kids > Word Problems

SubjectDate AskedExpert

maths problem11/20/2009Scott A Wilson
  Q: a bicycle dealer allows 10% discount and still makes a profit of 20% on his bicycle if the total ...
  A: Let me see if I understand the problem. A bicycle dealer allows 10% discount on his bicycles. He ...
Math11/20/2009Scott A Wilson
  Q: ok if i have a 6 digit number how many possible codes can it be using the numbers 0-9 and you can ...
  A: Since the numbers go from 000000 (which is 0) to 999999, which is 999,999, that looks like a million ...
Solving Systems of Linear Equations in Three Variables11/19/2009Scott A Wilson
  Q: I am so confused. For homework this week my teacher gave us a critical thinking activity on 'solving ...
  A: Suppose you are the director of purchasing for a large commercial airline company. Several years ...
Math Story Problem11/18/2009Scott A Wilson
  Q: The halftime marching band (football) must stand in a formation meeting these requirements: 1. ...
  A: If a 5 pointed star is made with the top point on the 50 yard line and 21 people on each sides, this ...
sinusoidal function11/18/2009Scott A Wilson
  Q: The motion of a clock's hour and minute hand around the clock face can be modelled by a sinusoidal ...
  A: 1a) The height of the end of the hands above the middle looks just like a cos() curve. The distance ...
Math-word problem help11/17/2009Scott A Wilson
  Q: The Cougars played two games against the Bobcats. In the games, the Cougars scored a total of 96 ...
  A: 1. The Cougars could have scored 48 points each game, and the Bobcats would have scored 44 for the ...
Umm11/17/2009Scott A Wilson
  Q: Well I was doing a practice test for my exams and I did most of the other questions but this one is ...
  A: Now I use hamburger in my spaghetti, and here we are going to add bologa. That way, no minced beef ...
Utilization11/12/2009Pawan Musale
  Q: Dont know if this is the right forum for this. I have a perplexing problem for which I believe only ...
  A: Dimitrz, Your calculation is correct. Let us calculate it in a different way. Your company ...
Quadraitc Functions (Word Problems)11/12/2009Pawan Musale
  Q: I am having so much trouble with these problems: 1. The base of a triangle is 2cm more than the ...
  A: Tammy, Please find below the solution to your questions. 1. Let height of triangle = h and base ...
math11/11/2009Scott A Wilson
  Q: calculate the monthly payment by loan amortization table: loan 26,000 down payment 5,000 11% 36 ...
  A: I don't have a load amoritization table, but I know the formula. The payment would be on 26,000 - ...
Area of Rectangular11/10/2009Scott A Wilson
  Q: A rectangular dog pen pen is to be made with 116 feet of fence wire. An existing property fence will ...
  A: Perimeter P = 2W + L, since one L is already had, so L = P - 2W. Area A = WL, and L can be put in. ...
inequality word problem11/9/2009Scott A Wilson
  Q: I have the following two questions that are stumping me and many others to no end. Any help with ...
  A: For David, he wants the total to be %150,000 + $80,000 = $230,000 after he pays the realtor 7%. That ...
maths11/8/2009Scott A Wilson
  Q: 1.find a fraction which reduces to 2/3 when 3 is added to both its numerator and denominator, and ...
  A: 1. Let the fractioin be x/y. (x+3)/y = 2/3 and (x+1)/(y+1) = 3/5. The first one says that 3(x+3) = ...
Missing digits11/7/2009Scott A Wilson
  Q: Problem: The sum of unused digits is 16 T E N T + S I T E __________ S L E E P ANSWER: S ...
  A: The three sets of numbers I gave you were A) 0,1,3,6,7,8,9 B) 0,1,2,4,5,8,9 and C) 0,1,4,5,6,8,9 ...
Trig11/7/2009Scott A Wilson
  Q: I need help with this word problem, please: A building contractor is planning to use a ladder to ...
  A: Most the time if the ladder reaches the bottom of the window that's OK, so if the ladder is 18' and ...
Word Problems11/7/2009Scott A Wilson
  Q: 1. Find the two real numbers whose sum is 18 and whose product is a minimum. 2. Find the two real ...
  A: 1. x+y=18, so y=18-x; maximize f(x) = x(19-x) = 19x - x² by solving f'(x) = 0. 2. x+y=24, so ...
need a solving11/6/2009Scott A Wilson
  Q: britney steals Jill's skateboard and the skateboard is going 35 mph and it takes Jill 20 seconds to ...
  A: You've got to look at the units. 35 mph is 35 miles/hour. Now there is 1 hr/60 min and 1 min/60 ...
Rate Distance problems11/6/2009Scott A Wilson
  Q: This is a question my son cant figure out and I cant help can you please. At 9:30 a.m. Andrew left ...
  A: At 10, A has gone 6 miles, so there are 14 miles left between them. The speed combined is 12+16 = ...
word problem11/5/2009Scott A Wilson
  Q: a student has 100 coins totaling $5.00. The student has no nickels, what coins does the student ...
  A: This would mean that 60 of the coins are pennies, so that leaves 40 coins and $4.40. 40 dimes would ...
Missing digits11/4/2009Scott A Wilson
  Q: Problem: The sum of unused digits is 16 T E N T + S I T E __________ S L E E P
  A: S has to be a 1, since there is 1 more digit in the answer and the sum of two distinct digits is no ...
need help getting the equation11/4/2009Scott A Wilson
  Q: The feed company sells 1 ounce package containing a mixture of lettuce seeds. Green stem seeds sell ...
  A: Let p be the percentage in that one ounce package of green stem seeds. This makes 1-p the percentage ...
Transformations11/4/2009Scott A Wilson
  Q: For y=3f(2pheta-90')-1 , f(pheta)=sin pheta Evaluate for 30'
  A: Is that y = 3f(2Θ-90°)-1? By the way, Θ is alt-233 (numbers on the right) and ° is ...
8th Grade Math word prblem11/4/2009Scott A Wilson
  Q: Need help with how to set up following equation. Fred begins walking towards John's house at ...
  A: It would be the same as if we asked how long it would take on to get across if they walked at (3+2) ...
Linear programming word problem11/3/2009Scott A Wilson
  Q: Matt is trying to determine the correct amount of fertilizer that should be applied to his lawn. A ...
  A: I have put the answer in the attachment. Note that I put a +1 and a -1 where the rows have to have ...
Math11/3/2009Scott A Wilson
  Q: A principal of $2100 was invested in the stock market. Some shares of World Oil were bought at ...
  A: Let the shares of World Oil be W. Let the shares of Zinco Mines be Z. What we are given is that ...
story problem11/3/2009Scott A Wilson
  Q: *etra bought gasoline when the odometer read 15,345.4 After the next filling, the odometer read ...
  A: To get the number of miles that she drove take the ending value on the odometer - start value on ...
fraction story problem please help11/3/2009Scott A Wilson
  Q: 1. A recipe for strawberry punch calls for 1/5(qt) of ginger ale and 3/5(qt) of strawberry soda. a) ...
  A: a) Well, it calls for one fifth of a quart and three fifths of a quart. Since the fractions are 1/5 ...
Ask You somethg.11/2/2009Scott A Wilson
  Q: one thing that always come to my mind and still its not being answered yet. To what extend truth in ...
  A: With basic math, no. In graduate math, there might be one, though I can't recall studying sanything ...
Trig11/1/2009Scott A Wilson
  Q: I need help with this problem, please: Two hikers leave a tent at a campground and go separate ...
  A: Put the campground at the origin on an x-y graph. This would put one town at (-15,0) and the other ...
Fractions11/1/2009Scott A Wilson
  Q: I sent you this question recently, and I have a follow-up question that follows your answer to my ...
  A: I assume second Mary is supposed to be a different person. After all, the first one is 10 and the ...
Trig11/1/2009Scott A Wilson
  Q: I need help with this word problem, please: A building contractor is planning to use a ladder to ...
  A: The ladder is the hypoteneuse of a right triangle. The ground is the horizontal edge and the ...
Fractions11/1/2009Scott A Wilson
  Q: I sent you this question recently, and I have a follow-up question that follows your answer to my ...
  A: If Mary is M and Ruth is R, is this to say that M/2 + 2R/5 + M/4 = 14? That would say that 3M/4 + ...
Algebra i10/30/2009Scott A Wilson
  Q: grace dilutes 4.8 fl. oz. of pure hydrogen peroxide with 27.2 floz. of water to make 32 fl oz of a ...
  A: What would happen if we added 1 oz of hydrogen peroxide, in theory only: 4.8 oz hydrogen peroxide ...
Uniform Motion Problem10/30/2009Scott A Wilson
  Q: A passenger train leaves a train depot 2 h after a freight train leaves the same depot. The freight ...
  A: Time for P is time for F + 2. Both meet after 3 hours. Speed of F is speed of P - 20. This says ...
Fractions10/29/2009Scott A Wilson
  Q: 2/3 of Mary’s age equals Sarah’s age and 3/4 of Ruth’s age equals Sarah’s age. If the total ages ...
  A: 2M/3 = R, 3R/4 = S, so putting R in gives 3(2M/3)/4 = S, so M/2 = S, so M = 2S. Also, it can be seen ...
Uniform Motion Problem10/29/2009Scott A Wilson
  Q: a car and a bus set out at 2 p.m. from the same point headed in the same direction. The average ...
  A: Let C = car spped and B = bus speed. It is known that C+30=2B. Distance in 2 hours is 2C and 2B. It ...
systems of equations10/28/2009Scott A Wilson
  Q: a collection of nickels and dimes is $3.30. there are 42 coins in all. how many of each kid of coin ...
  A: If they were all dimes, that would be $4.20. For each nickel added and dime subtracted, that makes ...
Speed, time & distance10/28/2009Scott A Wilson
  Q: Two cars left points A and B simultaneously, traveling towards each other. 9 hours after their ...
  A: One of the basic physice equation is d = rt, where d=distance, r=rate, and t=time. I will try to ...
Algebra i10/28/2009Scott A Wilson
  Q: Grace dilutes 4.8 fluid oz. of pure hydrogen peroxide with 27.2 fluid oz. of water to make 32 fluid ...
  A: Currently, we have 4.8/32 = 24/160 = 3/20 = 15/100 = 15% as the concentration of hydrogen peroxide. ...
math word problem10/28/2009Scott A Wilson
  Q: many of my teachers disagree with the answer some say -10 some say-16 What do you think? Rachel ...
  A: R and L are swimmers. When L has 2 laps, R has 4 laps. Since they swim at the same rate, this means ...

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