Math, asked by deepaksahuu, 8 months ago

बिक्री के समय किसी दुकानदार ने अपनी वस्तुओं के मूल्य को सूची मूल्य से 50 % कम कर दिया , जो कि पहले नकदी के लिए 10 % बढ़ा देने पर भी विक्रय मूल्य पर 25 % लाभ कमाने के लिए निश्चित किया गया था । अब वह बट्टा नहीं देता है । उसके लाभ अथवा हानि का प्रतिशत होगा :

Answers

Answered by SyedNomanShah

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Frictional Force: Friction is a force exerted by a surface against the motion of a body across its surface. ...

Applied Force: Force which is applied to an object by another object. ...

Normal Force: The normal force is also called Support force.

Answered by mohammedsinan6499

Answer:

The obtained marks by 15 students arranging in ascending order,

03,07,08,09,11,11,12,13,14,16,17,19,20,23,24

(i) Mean=

03+07+08+09+11+11+12+13+14+16+17+19+20+23+24

207

=13.8

(ii) The new marks after increasing each student mark by 4 are,

07,11,12,13,15,15,16,17,18,20,21,23,24,27,28

Mean=

07+11+12+13+15+15+16+17+18+20+21+23+24+27+28

267

=17.8

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