यहाँ मिलेंगे बहुत सारे ज्वालामुखी | facts about space in hindi | venus planet information | #shorts

Write short note on : Space Missions to Mars and other planets

Which among them is the form of learning in which a child learn to organize information and fact about anything in logical structure?

An opinion poll was conducted by interviewing 150 people. Calculate the mean age of the people on the basis of the following information about them. Use the short method.