Which is the safest way to invest money? ?

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

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?

Compute the standard deviation of the following set of data to the nearest whole number. 10, 10, 15, 20, 25