Math  /  Numbers & Operations

Questionb) Liam, Joan and Martha split a bill in the following ratio: \begin{tabular}{|ccccc|} \hline Liam & & Joan & & Martha \\ 4 & :: & 3 & :: & 5 \\ \hline \end{tabular}
Liam and Joan paid 154€ 154 in total between them. Martha paid the rest of the bill. Work out how much Martha paid.

Studdy Solution

STEP 1

1. The bill is split among Liam, Joan, and Martha in the ratio 4:3:5 4:3:5 .
2. Liam and Joan together paid €154.
3. We need to find out how much Martha paid.

STEP 2

1. Define the variables.
2. Set up equations based on the given ratio.
3. Solve the equations to find Martha's share of the bill.

STEP 3

Let 4x 4x , 3x 3x , and 5x 5x be the amounts paid by Liam, Joan, and Martha, respectively, where x x is a common factor.

STEP 4

Set up the equation for the total amount paid by Liam and Joan.
4x+3x=154 4x + 3x = 154

STEP 5

Simplify the equation.
7x=154 7x = 154

STEP 6

Solve for x x .
x=1547 x = \frac{154}{7} x=22 x = 22

STEP 7

Calculate Martha's share using x x .
5x=5×22=110 5x = 5 \times 22 = 110
Martha paid:
110\boxed{€110}

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