A waterfall has a height of 1400 feet. A pebble is thrown upward from the top of the falls with an initial velocity of 12 feet per second. How long after the pebble is thrown will it hit the ground?

225/100 of last years cost. write each fraction as a decimal and as a percent

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?