525/1000 = 105/200 = 21/40
Answer:He is best
Step-by-step explanation:
Let the required number is 2x ,
According to the condition,
➡ 10 times the sum of half of 2x and 6 = 8

Therefore the value of x is -5.2
And, required number is -5.2
R is 4 if I'm wrong sorry