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23.Let
The length of the two parts be 2x cm and 5x cm.
Given
Length of the line segment =56cm
According to the question,
5x+2x=56
⇒7x=56
⇒x=
7
56
=8
Hence,
Length of one segment =5×8 cm=40 cm
Length of the other segment =2×8 cm=16 cm
24.(i) In complete clockwise revolution, the hand of a clock will rotate by 360°
If the hand of the clock starts at S and makes 1/4 of a revolution clockwise, then it will rotate by 90° and hence, it will stop at 8.
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