Class 7 Chapter 1. पूर्णांक Exercise 1.4: NCERT Book Solutions
Class 7 chapter Chapter 1. पूर्णांक important extra long questions with solution for board exams and term 1 and term 2 exams.
NCERT Solutions
All chapters of ncert books Mathematics Chapter 1. पूर्णांक Exercise 1.4 is solved by exercise and chapterwise for class 7 with questions answers also with chapter review sections which helps the students who preparing for UPSC and other competitive exams and entrance exams.
Class 7 chapter Chapter 1. पूर्णांक important extra long questions with solution for board exams and term 1 and term 2 exams. - Chapter 1. पूर्णांक - Exercise 1.4: NCERT Book Solutions for class 7th. All solutions and extra or additional solved questions for Chapter 1. पूर्णांक : Exercise 1.4 Mathematics class 7th:Hindi Medium NCERT Book Solutions. Class 7 chapter Chapter 1. पूर्णांक important extra long questions with solution for board exams and term 1 and term 2 exams.
Hindi me class 7 Exercise 1.4 ke sabhi prasan uttar hal sahil chapter Chapter 1. पूर्णांक
Chapter 1. पूर्णांक : Exercise 1.4 Mathematics class 7th:Hindi Medium NCERT Book Solutions
Class 7 chapter Chapter 1. पूर्णांक important extra long questions with solution for board exams and term 1 and term 2 exams. - Chapter 1. पूर्णांक - Exercise 1.4: NCERT Book Solutions for class 7th. All solutions and extra or additional solved questions for Chapter 1. पूर्णांक : Exercise 1.4 Mathematics class 7th:Hindi Medium NCERT Book Solutions.
Class 7 Chapter 1. पूर्णांक Exercise 1.4: NCERT Book Solutions
NCERT Books Subjects for class 7th Hindi Medium
Chapter 1. पूर्णांक
Class 7 chapter Chapter 1. पूर्णांक important extra long questions with solution for board exams and term 1 and term 2 exams.
Exercise 1.4
Exercise : 1.4
Q1. निम्नलिखित में से प्रत्येक का मान ज्ञात कीजिए
हल :
Q2. a, b और c के निम्नलिखित मानों में से प्रत्येक के लिए, a (b + c) = (a b) + (a + c) को सत्यापित कीजिए
(a) a = 12, b = -4, c = 2
हल :
° = [ 12 (-4)] + (12 + 2)
=
(b) a = (-10), b = 1, c = 1
Q3. रिक्त स्थानों की पूर्ति कीजिए :
(a) 369 .......... = 369
हल : (a) 369 1 = 369
(b) (-75) .......... = - 1
हल : (-75) 75 = (-1)
(c) (-206) .......... = 1
हल : (-206) (-206) = 1
(d) -87 .......... = 87
हल : (-87) (-1) = 87
(e) ......... 1 = -87
हल : (-87) 1 = -87
(f) ........... 48 = - 1
हल : (-48) 48 = -1
(g) 20 ............ = -2
हल : 20 (-10) = -2
(h) ........... (4) = - 3
हल : (-12) (4) = -3
Q4. पांच ऐसे पूर्णांक युग्म (a, b) लिखिए, ताकि a = b = -3 हो | ऐसा एक युग्म (6, -2) है , क्योंकि 6 (-2) = (-3) है |
(i) (-6) 2 = -3
हल : (-6) 2 = -3
(ii) 9 (-3) = -3
हल : 9 (-3) = -3
(iii) 12 (-4) = -3
हल : 12 (-4) = -3
(iv) (-9) 3 = -3
हल : (-9) 3 = -3
(iv) (-15) 5 = -3
हल : (-15) 5 = -3
Q5. दोपहर 12 बजे तापमान शुन्य से 10o C ऊपर था | यदि yh आधी रात तक 2o C प्रति घंटे की दर से कम होता है, टॉप किस समय तापमान शुन्य से 8o C नीचे होगा ? आधी रात को तापमान क्या होगा ?
हल :
हल :
Q6. एक कक्षा टेस्ट में प्रत्येक सही उत्तर के लिए (+3) अंक दिए जाते है और प्रत्येक गलत उत्तर के लिए (-2) अंक दिए जाते है और किसी प्रश्न को हल करने का प्रयत्न नहीं करने पर कोई नहीं दिया जाता है | (i) राधिका ने 20 अंक प्राप्त किए | यदि उसके 12 उत्तर सही पाए जाते है, तो उसने कितने प्रश्नों का उत्तर गलत दिया है ?
हल :
Q7. एक उत्थापक किसी खान कूपक में 6 m प्रति मिनट की दर से नीचे जाता है | यदि नीचे जाना भूमि ताल से 10 m ऊपर से शुरू होता है, तो -1350 m पहुँचने में कितना समय लगेगा ?
Class 7 chapter Chapter 1. पूर्णांक important extra long questions with solution for board exams and term 1 and term 2 exams.
इस पाठ के अन्य दुसरे विषय भी देखे :
Class 7 chapter Chapter 1. पूर्णांक important extra long questions with solution for board exams and term 1 and term 2 exams. - Chapter 1. पूर्णांक - Exercise 1.4: NCERT Book Solutions for class 7th. All solutions and extra or additional solved questions for Chapter 1. पूर्णांक : Exercise 1.4 Mathematics class 7th:Hindi Medium NCERT Book Solutions. Class 7 chapter Chapter 1. पूर्णांक important extra long questions with solution for board exams and term 1 and term 2 exams.
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