What is 24 to the nearest 0.05???

Zahra was given two data sets, one without an outlier and one with an outlier. data without an outlier: 15, 19, 22, 26, 29 data with an outlier: 15, 19, 22, 26, 29, 81

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?