Profit from books is ₹2400 and covers is ₹500, totaling ₹2900 on ₹9000 total sales. Dividing 2900 by 9000 and multiplying by 100 gives a profit percentage of 32.22%. Class 9 Ganita Manjari Part 2 Chapter 10 Solutions Class 9 Ganita ...
Discussion Forum Latest Questions
Both the proposition and its converse (“If n is not a multiple of 3, then n and n + 3 have no factors in common”) are true, since common prime factors must divide (n + 3) – n = 3. Ganita ...
The proposition is true with divisors 1, p, q and pq. Its converse (“If n has exactly 4 divisors, then it is a product of two unequal prime numbers”) is false; n = 8 = 2³ has 4 divisors. Class 9 ...
Both the proposition and its converse (“If n has exactly 3 factors, then it is the square of a prime number”) are true, with factors being 1, p and p². Class 9 Ganita Manjari Part II Propositions and their Converses Solutions
Both the proposition and its converse (“If n is divisible by both 5 and 12, then it is divisible by 60”) are true, because 5 and 12 are coprime factors whose LCM equals 60. Class 9 Maths Ganita Manjari Part 2 ...