Question

Exercise 4.7:
1. a) Alka is getting dressed to attend her friend's birthday party.
She wants to tie a ribbon around her hair. She has
3/4
metre of
ribbon. She cuts off 1/3 of it. What part of a metre is cut off?
​

Answer 1

Answer:

3/4 ÷1/3

=9/4

so the required answer is 9/4

Answer 2

Answer:

$given = Alka \: is \: getting \\ dressed \: to \: attend \: her \\ friend's \: birthday \: party. \\ </p><p>She \: wants \: to mtie \: a \: ribbon \\ around \: her \: hair. She \: has \\ 3/4 \: metre \: of \: ribbon. She \\ cuts \: off \: 1/3 \: of \: it.$

$to \: find \: = What \: part \: of \: a \\ metre \: is \: cut \: of?</p><p>$

$solution$

$size \: of \: ribbon = 1$

$ribbon \: size \: with \: her = \frac{3}{4} m$

$cutting \: size \: of \: ribbon = \frac{3}{4} \times \frac{1}{3}$

$= \frac{1}{4}$

1/4 part of ribbon is cut off

Step-by-step explanation:

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