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katen-ka-za [31]
2 years ago
13

I don’t understand these 2 questions. thank you.

Mathematics
2 answers:
m_a_m_a [10]2 years ago
4 0

Answer:

  a)  £10.50

  b)  £5.40

Step-by-step explanation:

In this context, "of" means "times".

__

<h3>a)</h3>

  1/4 × £42 = £(42/4) = £10.50

__

<h3>b)</h3>

  2/5 × £13.50 = £(2·13.50/5) = £(27/5) = £5.40

_____

<em>Additional comment</em>

The symbol "£" is a currency symbol identifying the units of the associated number. For algebraic purposes, any symbol representing units can be treated as though it were a variable.

atroni [7]2 years ago
4 0
<h3><u>Explanation</u> -:</h3>

In this question of means multiplication.

Let us start solve this question

<u>Question</u><u> </u><u>1</u>

\small\rm{ \dfrac{1}{4}  \: of  \: £ \: 42}

<u>First we will convert whole number into a fraction </u>

(Any number can be converted to fraction if you use 1 as the denominator)

\small\sf{ \dfrac{1}{4} \:   \times   \:  \dfrac{42}{1}}

<u>Now </u><u>we </u><u>will </u><u>multiply the numerators and </u><u>denominators.</u>

\small\sf{ \dfrac{42}{4} = £10.50 }

<u>Question</u><u> </u><u>2</u><u> </u>

<u>\small\rm{\dfrac{2}{5}  \: of  \: £  \: 13.50}</u>

<u>First we will convert whole number into a fraction </u>

\small\sf{ \dfrac{2}{5}  \times  \dfrac{13.50}{1} }

<u>Now we will multiply the numerators and denominators.</u>

\small\sf{ \dfrac{27}{5} =£ 5.40 }

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