maths

posted by .

there are 7 children standing in a line ,not all of whom have the same number of cakes with them, if the first child distributes his cakes to the remaining six children such that he doubles their respective no.of cakes ,then he will be left with four cakes. instead ,if the second child takes away 2 cakes from each of the remaining six ,then he will be left with 3 cakes less than the no.of cakes that the 1 child initially had.what is the total no.of cakes that are there with the 3 child to seventh child

  • maths -

    Let the number of cakes be a,b,c,d,e,f,g for the 7 children

    a-(b+c+d+e+f+g) = 4
    b+(2*6) = a-3

    we want c+d+e+f+g. Call it x

    a-b-x = 4
    b+12 = a-3

    x = (a-b)-4
    a-b = 15
    So, x = 11

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. English

    1. He has bought a ring. 1-1. He bought a ring and has it now. (#1 means #1-1, right?
  2. Number operations/math

    Bill is selling funnel cakes at the county fair. After lunch, he has 2/3 of his original funnel cakes remaining. That evening, when the fair closes, he determines he sold 5/8 of the reaming funnel cakes. What expression can be used …
  3. college maths

    In amusement park considering adding some new attractions,conducted a study over several typical days and found that ,of 10,000 families entering the park ,1024 brought just one child (define as younger than age 12),3370 brought two …
  4. Maths

    The ratio of the number of cheesecakes to the number of mango cakes was 3:2. After Baker Lam sold 144 cheesecakes, the ratio became 3:5. A) How many cheesecakes did Baker Lam bake at first?
  5. homework math

    For every 20 cakes ordered from Barry's Bakery, 8 cakes ordered are chocolate. Which proportion can be used to determine x, the total number of cakes ordered from the bakery when 30 chocolate cakes have been ordered?
  6. statistics

    There are four children of di erent ages in a family. Their mom purchases six di erent gifts and decides to divide the gifts randomly between the children. Assuming that a child can receive no gift or multiple gifts, Thinking only …
  7. probability

    There are four children of diff erent ages in a family. Their mom purchases six di erent gifts and decides to divide the gifts randomly between the children. Assuming that a child can receive no gift or multiple gifts, answer the following …
  8. Math

    The baker made 258 cakes.100 cakes were bought of a party.how many cakes were left?
  9. math

    There are ten children standing in the line, not all of whom have the same number of cakes with them. If the first child distributes his cakes to the remaining six children such that he doubles their respective number of cakes, then …
  10. Math

    There are 25 children at a party,each child eat 3 cake.how many cakes are eaten altogether?

More Similar Questions