Ken needs to hammer a nail into a beam every 3/4 feet. If the beam is 10 1/2 feet long. How many nails does ken need to use? A. 5
B. 10
C. 12
D. 14

If f(x)= 3x+6 which of the following is the inverse of f(x)

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Kai walked one and two-thirds of a mile on saturday and four and one-sixth of a mile on sunday. how many miles did kai walk?