Given that a:b = 8:5 and b:c= 3:4
find the ratio a:b:c
Give your answer in its simplest form.
Show all working out.

My work:
1) 5 and 3 both equal to b.
2) 8+5=13/2= 11.5
4)11.5+3.5= 15

All my working shown I dont understand this question please help!

  1. 👍
  2. 👎
  3. 👁
  1. Sorry, I don't understand what your "working" is trying to do, but in any case,
    and so on, so some corrections on your part need to be done.

    Given that a:b = 8:5 and b:c= 3:4
    What we need to do is to multiply each ratio appropriately so that the "b" match, and is the LCM of the original "b" values.

    Since "b" in both ratios are 15 (LCM of 5 and 3), we can conclude that

    1. 👍
    2. 👎
  2. wots 1 + 1??????

    thx for da help gs

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    The internal angles of a triangle in the ratio 3:5:7. Find the degree measures of the angles. Also find measure of its greatest exterior angle.Give complete calculation.

  2. Maths

    divide 405 in the ratio 3:12 give your final answer in the form ... and ...

  3. Math

    Two triangles are similar, and the ratio of each pair of corresponding sides is 2 : 1. Which statement regarding the two triangles is not true? 1) Their areas have a ratio of 4 : 1. 2) Their altitudes have a ratio of 2 : 1. 3)

  4. Mathematics

    Use the table to find the ratio. Enter the ratio as a fraction in simplest form. Color of socks | white | black | blue | brown| Number of socks | |8 | | 9| |7| |5| The ratio of white socks to brown socks is (answer)

  1. Math

    Kimberly is 3 times as old as her sister, Halley .Find the ratio of Kimberley"s age to Hallet"s age. Give your answer in fraction form.

  2. Math

    5. Find the surface area of the cylinder to the nearest whole number. (1 point)1,659 in.2 898 in.2 5,862 in.2 2,959 in.2 6. Find the surface area of the pyramid shown to the nearest whole number. (1 point)1,540 m2 770 m2 396 m2

  3. Math

    1. Write the place name for the 4 in the following number: 3,624,786 Answer: Thousand 2. Round the following number to the nearest ten: 53 Answer: 5 3. Find the sum of the following problem: 2,168 + 305 Answer: 2473 4. Estimate

  4. Maths

    URGENTLY ANSWER RATIO MATHS !!! Please EXPLAIN the steps fully CLEARLY, I have AlREADY GOT ANSWER so no need to worry. This is for GCSE just so you know. I want explanation for both problems. Ratio Problem 1- Chantel makes muesli

  1. Math

    How to setup this equation? Find the ratio of the surface area of a cylinder to the volume of the cylinder if the height remains at 10 cm. Simplify this ratio and let f(x) = the simplified ratio. Let r be the radius of the

  2. mathematics

    Determine which ratio forms a proportion with 9/5 by finding a common multiplier. Please!! I need to up my grade, and can someone give the answer in Number form not, A B C or D


    A copper wire and an aluminium wire have length's in the ratio 3:2.diameters n the ratio 2:3 AND FORCES APPLIED IN THE RATIO 4:5 find the ratio of increase in length of the two wires.(Y FOR COPPER =1.1*1O^11 N/m^2,Y for

  4. Math

    Find the ratio and simply. Triangle find the shortest side to the longest 22.2, 9.6, 20 The simplified ratio is Type ratio as a simplified fraction

You can view more similar questions or ask a new question.