Question

mean of 10 values is 30 and after 11th value mean is increased by 2 find the 11th value.​

Answer 1

Answer:

ans is 22

Step-by-step explanation:

Sum of 10 values/10 = 20 Therefore, sum of 10 values = 200 Let the 11th value be x Then, (Sum of 10 values + x)/11 = 22 (200+x)/11 = 22