Computer Test Class 7 Chapter 4 (Ethics and Safety Measures in Computing)
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Euclid’s Division Lemma question| Finding HCF and representing it in 1190m and 1445n
Question : Use Euclid’s algorithm to find the HCF of 1190 and 1445. Express the HCF in the form
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Euclid’s Division Lemma question
Question : Using Euclid’s Division Lemma, show that the square of any positive integer is either of the form
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Solar System definition
Q: What is meant by the ‘Solar system’? Ans: The sun, eight planets, satellites and some other celestial bodies known
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Difference between Planets and Stars
Q: What is the difference between a planet and a star? Ans: Planets are the celestial bodies which do not
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Find the zeros of the polynomial 6x^2 – 3 – 7x and verify the relationship between the zeros and the coefficients
Solution of question from book: Secondary school Mathematics for Class 10 R S Aggarwal V Aggarwal Unit 2: Algebra Chapter
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Prove that sqrt(5) is an irrational number
Solution of question from book: Secondary school Mathematics for Class 10 R S Aggarwal V Aggarwal Unit 1: Number system
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Three measuring rods are 64 cm, 80 cm and 96 cm in length. Find the least length of cloth that can be measured an exact number of times, using any of the rods.
Solution of question from book: Secondary school Mathematics for Class 10 R S Aggarwal V Aggarwal Unit 1: Number system
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The traffic lights at three different road crossings change after every 48 seconds, 72 seconds and 108 seconds respectively. If they all change simultaneously at 8 a.m then at what time will they again change simultaneously?
Solution of question from book: Secondary school Mathematics for Class 10 R S Aggarwal V Aggarwal Unit 1: Number system
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Six bells commence tolling together and toll at intervals of 2,4,6,8,10,12 minutes respectively. In 30 hours, how many times do they toll together?
Solution of question from book: Secondary school Mathematics for Class 10 R S Aggarwal V Aggarwal Unit 1: Number system