Ray SV bisects ∠RST. The measure of ∠RSV = (3x +12)° and the measure of ∠TSV = (5x-28)°. What is the measure of ∠RST?

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

7x^2-9x+5=0 find the discriminant and number of real solutions

2.12 school absences. data collected at elementary schools in dekalb county, ga suggest that each year roughly 25% of students miss exactly one day of school, 15% miss 2 days, and 28% miss 3 or more days due to sickness.61 (a) what is the probability that a student chosen at random doesn’t miss any days of school due to sickness this year? (b) what is the probability that a student chosen at random misses no more than one day? (c) what is the probability that a student chosen at random misses at least one day? (d) if a parent has two kids at a dekalb county elementary school, what is the probability that neither kid will miss any school? note any assumption you must make to answer this question. (e) if a parent has two kids at a dekalb county elementary school, what is the probability that both kids will miss some school, i. e. at least one day? note any assumption you make.