45. 1500 families with 2 children were selected randomly, and the following data were recorded
Number of girls in a family
2
1
0
Number of families
475
814
211
Compute the probability of a family, chosen at random, having
(1) 2 girls
(11) 1 girl
(111) no girl

Graph the linear function using the slooe and y intercept

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality

Julie begins counting backwards from 1000 by 2’s and at the same time tony begins counting forward from 100 by 3’s.   if they count at the same rate, what number will they say at the same time?