Sorry to the people who were me earlier, but i actually don't get this one. i really need if anyone could with this. what is the reciprocal of 7/12? 1. -12/7 2.-7/12 3.7/12 4.12/7 if you could teach me about this that would be the best and you would be very and make my day!

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Which is the focus of a parabola with equation y2=4x

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.