List of top Mathematics Questions on Arithmetic Mean asked in JEECUP

If \(7\) is the mean of \(5,3,0.5,4.5,a,8.5,9.5\), then the value of \(a\) is
If 7 is the mean of 5, 3, 0.5, 4.5, \( a \), 8.5, 9.5, then the value of \( a \) is:
The arithmetic mean of given data will be 67, 65, 71, 57, 45