The correct option is (v). The total mixture is 900 mL containing 30 mL salt (3.33%) and 24 mL sugar (2.67%), calculated by dividing each solute volume by 900 mL. Class 9 Maths How Quantities Combine Understanding Data Question Answer Class ...
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Guess: slightly above 44.5 km. Total distance flown over 21 days is 945 km. Dividing 945 by 21 gives exactly 45 km per day. CBSE Class 9 Ganita Manjari Part 2 All Chapter Solutions Class 9 Ganita Manjari Part 2 How ...
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 ...
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 ...