UPSKILL MATH PLUS

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1.The daily wages of a worker for \(10\) days is as follows. Find the average income of the worker.
 
Day \(1\) \(2\) \(3\) \(4\) \(5\) \(6\) \(7\) \(8\) \(9\) \(10\)
Wages (\(₹\)) \(250\) \(350\) \(100\) \(400\) \(150\) \(270\) \(450\) \(320\) \(610\) \(750\)
 
Answer:
 
The average income of the worker \(= ₹\)
 
2. The mean age of \(15\) teachers in a school is \(42\). The ages of the teachers are \(35\), \(42\), \(48\), \(X\), \(X + 8\), \(40\), \(43\), \(50\), \(46\), \(50\), \(37\), \(32\), \(38\), \(41\), \(40\) (in years). Find the value of \(X\) and unknown ages of the two teachers?
 
Answer:
 
Value of \(X =\)
 
Ages of two teachers \(=\)