defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Mathematics Statistics Measures of Central Tendency
यदि x1, x2, x3, ............., xn का माध्य 4 है, तो 2x1, 2x2, 2x3, ............., 2xn का माध्य _________ है।
1
2
2
4
3
8
4
6