This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.
१. थोडक्यात उत्तरे लिहा. (अ) सेनेटरी बाट्यांनी गावातील महिलांना माहिती दिली. (ब) 'भारत माझा देश आहे' या गाण्यातील 'माझा' या शब्दाचा अर्थ स्पष्ट करा.
Mathematics

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Answer
45 km/h
Step 1: Speed of the train = length of train / time taken
Length = 225 m, time = 18 s
Step 2: Convert m/s to km/h
First,
Then,
45 km/h
45 km/h
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Quick Answer
Speed of the train = length of train / time taken v = lengthtime Length = 225 m, time = 18 s v = 225~m18~s = 12.5~m/s Step 2: Convert m/s to km/h 1~m/s = (18)/(5)~km/h v = 12.5 × (18)/(5)~km/h First, 12.5 ÷ 5 = 2.5 Then, 2.5 × 18 = 45 45 km/h 45 km/h…
ScanSolve AI Answer
Step 1: Speed of the train = length of train / time taken v = lengthtime Length = 225 m, time = 18 s v = 225~m18~s = 12.5~m/s Step 2: Convert m/s to km/h 1~m/s = (18)/(5)~km/h v = 12.5 × (18)/(5)~km/h First, 12.5 ÷ 5 = 2.5 Then, 2.5 × 18 = 45 45 km/h 45 km/h