Henry bought 3 sets of pencils. after he bought the pencils, his account balance showed a change of –$30.63. what would have been the change to henry's account balance had he only bought 1 set of pencils?

To determine the number of deer in a forest a forest ranger tags 280 and releases them back

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min if they did not stop driving, how many miles could kyle and elijah drive in a whole day? ? 1 day = 24 hours. plzzz i will give you 100 points

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол