word

  1. J

    Permutation & Combination

    (a) 5 trucks should carry 50 boxes, but only 2 trucks are available. In how many different ways boxes can be chosen to fit in 2 trucks: - Order of boxes is important - Order of boxes is irrelevant (b) How many different arrangements are there of the letters of the word FLOWER which end in a...
  2. D

    Practical word question

    Hi. I work out the answer in my head but of course the teacher wants to see my workings! Can someone please show me the equation to use? Thanks 25 students go to a ball and total amount spent is $5500. Boys spend $100 each and girls spend $400 each. How many girls go to the ball?
  3. G

    Word Problem: Systems of Linear Equations

    Hi all, I have been trying to solve the following word problem for a few hours now. I think it's time to step in and ask for help after exhausting all of my resources to no avail. Three siblings Tommy, Susie, and Roland are 42 years old together now. When Susie was of Tommy's age, Roland was...
  4. B

    Venn Diagram and Tables word problem help!!

    I have tried this question 3 times and keep failing. Q: Find two news articles or research reports with a table similar to the ones on the second page of the attached pdf of a group activity used in my F2F sections. You are to draw a Venn Diagram to represent the data in each table. Use...
  5. B

    Relative Frequency/ Probability Word problem help!!!

    I am drowning in math right now and would love some help bc I am horrible at math. Here is what I have got. Question: 1. The four major blood groups are designated A, B, AB and O. Within each group there are two types; positive and negative. Find data on the relative frequency of these eight...
  6. M

    Word problems/ Writing and solving equations

    I am currently reviewing for the ACT, and I want to be as prepared as humanly possible. However, I've been stumped by the following questions, and have no idea as to how they've managed to find their answers. If anyone could help me understand my mistakes, it would be greatly appreciated...
  7. H

    Mathematics 1 Word Problem ... HELP!!!

    An irrigation engineer is designing a profile for a channel to pass through a farm that is in a shape of a square of side length 25 KM as shown in Fig 1. The proposed profile follows the following equation: Y= Asin(X)+Bcos (X)+Cln (x)+Dx +E 1. By selecting ideal reference points from the...
  8. M

    word problem

    A test has 20 questions worth a total of 100 marks. There are two types of questions on this test. There are T/F questions worth 4 marks each, and short-answer questions worth 8 marks each. How many of each type are there? so far what i got is: x= t/f questions y= short answer 4x+8y = 100 x +...
  9. M

    word problem

    hey. I have come across this word problem and i do not know what procedures i must take in order to solve. question: Suppose that it costs 5000$ to start up a business selling snow cones. Furthermore, it costs $0.50 per cone in labor and materials. A) Express the cost y, in dollars, to make...
  10. M

    Problems with word problems

    I've come across what I think is an interesting word problem: "With a hundred inches of ink I draw a square and a circle so that he sum of the areas is a minimum. What is the length of the perimeter of the square?". Now, I feel like I more or less have the set-up down, e.g. take the sum of the...
  11. J

    on Word Problems: Numbers, consecutive

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  12. B

    Word Problem - ODE?

    Hi I have an equation dr/dt = 1/5R(2-R); R(0) = 0.5 I can see it is in terms of R and t however need to solve exactly for R(t)..Do I: Re-arrange so all R's together: 1/dt = (1/5R(2-R))dr then integrate both sides. If yes I can't automatically see how to integrate RHS, any pointers would be...
  13. P

    Converting Square Units Word Problem

    Hello, Can anyone help me with this problem? I included my work in the attached photo just for my own reference in case my answer is wrong and I need to rework the problem. I got 1.4951 x 1014 Problem: On a particular map Kentucky is 7 cm2. The state's actual size is 104,658 km2. In km2 how...
  14. P

    Algebra Word Problem Help

    Hello, I am struggling with word problems of this variety. My apologies if the language is a touch unclear, I saw this the other day and don't have access to it. This is from memory: Shelly runs a race in 4 hours. During her first hour she is running at twice the rate of her second hour. Her...
  15. P

    Compound Interest Word Problem - Help Solving Algebraically

    Hello, I had to take a math test recently and there was a challenging compound interest problem: Bob invested $1,400 in an account that earned 3% interest compounded monthly. Steve put $1,300 into an account and it earned 4% interest compounded monthly. In how many MONTHS will the value in...
  16. B

    Word Problem - Integration

    Hi, I don't think I know how to do all of this yet however: The evolution of a population of rhinoceros, R(t), in hundreds, time in years, in anAfrican National Park is given by the equation, dR/dt =1/5R(2 − R); R(0) = 0.5 (a) Solve the system exactly for R(t). (b) What happens as the time t...
  17. G

    Word Problem question....

    This is the last question of the day i promise. i have attached the picture if it helps, its asking me : An astronaut on the moon drives a lunar rover 16 km in the direction 60.0 north of east from the base. A)Through what angle must the rover then be turned so that driving 12 km farther the...
  18. B

    Word Problem

    My key-rings are metal circles of diameter about two inches. They are all linked together in a strange jumble, so that try as I might, I can’t tell any pair from any other pair. However, I can tell some triple from other triples, even though I’ve never been able to distinguish left from...
  19. B

    Another Word Problem

    You ask a couple of people at the beach what they think about the seagulls. You propose them the statement: Seagulls are annoying. Their responses are as follows: 20% strongly agree 13% agree 12% neutral 50% disagree 5% strongly disagree What is the chance of a random person responding with...
  20. B

    Heavy Traffic Word Problem

    You are rushing out to get to your appointment in 30 minutes. From experience you know that most of the time you travel this distance in 30 minutes. However, half of the time there is heavy traffic. In the past, there has been heavy traffic and you have made it to your appointment within 30...