A fair die has 6 equally likely sides: 1, 2, 3, 4, 5, 6. Daren has rolled six 5s in a row. If he were to roll the die 294 more times, how many 5s is he likely to get on these 294 rolls

Can somebody me out with this question

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).