There are 280 runners registered for a race, and the runners are divided into 4 age categories, as shown in the
table below.
under
16
over
35
Age category:
16-25
26-35
Number of
runners:
40
76
112
52
The prize committee has 60 prizes to award and wants the prizes to be awarded in proportion to the number of
runners registered in each category. How many prizes should be designated for the 26 - 35 age category?

Sara sells beaded necklaces she makes a profit of 4 dollars pn every neclace she sells which table represents the profit sara makes

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.

Answer asap evaluate 4-0.25g+0.5h4−0.25g+0.5h when g=10g=10 and h=5h=5.