Dessie is training for a triathlon. she runs 4 miles for every 9 miles she bikes. at the end of her training she has run a total of 92 miles. how many total miles did she bike and run? is 299 miles right?

What are the solutions of the system? y = x^2 + 2x +3y = 4x - 2a. (-1, -6) and (-3, -14)b. (-1, 10) and (3, -6)c. no solutiond. (-1, -6) and (3, 10)

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

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%