Sound is that form of energy which needs medium to propagate and also make some-one to hear. We can hear different kind of sounds in
Read more5 chairs and 4 tables together cost Rs. 5,600, while 4 chairs and 3 tables together cost Rs. 4340. Find the cost of a chair and that of a table.
Class 10 > R S Aggarwal > Linear Equation in two variables > Word Problems @jkonlineclasses Question: 5 chairs and 4 tables together cost Rs.
Read moreWhich is heavier 100 kg Iron Bar or 100 kg Cotton??
Gravitation It is a natural phenomenon by virtue of which one object attracts another object with a force. If any object is thrown upward then
Read moreComputer Test Class 7 Chapter 4 (Ethics and Safety Measures in Computing)
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Read moreEuclid’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 1190m + 1445n. Solution: First
Read moreEuclid’s Division Lemma question
Question : Using Euclid’s Division Lemma, show that the square of any positive integer is either of the form 3m or (3m + 1)
Read moreSolar System definition
Q: What is meant by the ‘Solar system’? Ans: The sun, eight planets, satellites and some other celestial bodies known as asteroids and meteoroids together
Read moreDifference between Planets and Stars
Q: What is the difference between a planet and a star? Ans: Planets are the celestial bodies which do not have their own light and
Read moreFind 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 2.1: Polynomials Question : Find
Read moreProve 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 Chapter 1.1: Real numbers Question
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