7
6
3
10
Correct answer is A
Range = Highest score - Lowest score
= 10 - 3
= 7
In the diagram, O is the center of the circle QRS and ∠SQR = 28°. Find ∠ORS. ...
If x : y = 14:38 and y : z = 13:49, find x : z...
The mean of the numbers 15, 21, 17, 26, 18, and 29 is 21. Calculate the standard deviation ...
What is the value of x satisfying the equation 42x43x = 2?...
For what range of values of x is 12x + 14 > 13x + \(\frac{...