In a lab experiment, 4600 bacteria are placed in a petri dish. The conditions are such that the number of bacteria is able to double every 29 hours. How long would it be, to the nearest tenth of an hour, until there are 8900 bacteria present?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?