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A ribbon of length 514 m is cut into small pieces each of length 34 m. Number of pieces will be ______. - Mathematics

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Question

A ribbon of length `5 1/4` m is cut into small pieces each of length `3/4` m. Number of pieces will be ______.

Options

  • 5

  • 6

  • 7

  • 8

MCQ
Fill in the Blanks

Solution

A ribbon of length `5 1/4` m is cut into small pieces each of length `3/4` m. Number of pieces will be 7.

Explanation:

Number of pieces = `"Total length of ribbon"/"Length of one piece"`

= `((5 1/4))/((3/4))`

= `((((5 xx 4) + 1)/4)/(3/4))`

= `((21/4))/((3/4))`

= `21/4 xx 4/3`  .......`[∵  "Reciprocal of" 3/4 = 4/3]`

= 7

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Chapter 2: Fractions and Decimals - Exercise [Page 38]

APPEARS IN

NCERT Exemplar Mathematics [English] Class 7
Chapter 2 Fractions and Decimals
Exercise | Q 3. | Page 38
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