Nadia used a calculator to find 18 (2 + 6) *8_5 and got a result of 115. Which statement best describes her
work?
Nadia is correct.
O
Nadia found the answer for 18: 2 + (6 x 8)-5.
O Nadia found the answer for 18 , 2 + 6 x (8-5).
O Nadia found the answer for (18 : 2+6) 8-5.

Could somebody me with this radical simplification?

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm