3. Are these statements
ct? If incorrect, work out the right answer.
a) 13 out
idents have a mobile phone. 35% do not have a mobile phone.
b) There are ars in a park. % of the cars are red.
3/10 are ble and the rest are silver.
There are 16 silver cars.
c) In a quiz, Jamie and Andy got the right answers in the ratio 6:4.
There were 30 questions altogether.
So Jamie won 6.

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