8 संख्याओ का औसत 15 है यदि हर संख्या को 3 से गुना कर दिया जाये तो ओसत क्या होगा
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Answer:
45
Step-by-step explanation:
Let average of 8 numbers be 15
Sum of 8 numbers = 120
Multiplying each number by 3, Sum is also multiplied by 3
New sum = 120*3=360
New average= 360/8=45
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