Students are voting on the color of T-shirts to wear on their field trip. There are 160 students–65 boys and 95 girls–going on t
he field trip. A random sample of students is chosen. Surveying the random sample produced a representative sample of the population. Which was most likely true of the representative sample? The representative sample contained all 160 students.
The representative sample contained more boys than girls.
The representative sample contained more girls than boys.
The representative sample contained an equal number of boys and girls.
now: x + (x +2) = 9090 or 2x + 2 = 9090 Solving this equation: 2x + 2 = 9090 subtract 2 from both sides 2x = 9088 divide both sides by 2 x = 4544 that means x + 2 = 4546
