Solve the following problems and show pertinent solutions. 1. A survey of a random sample of people leaving an amusement park
showed an average expenditure of 1030 Php for the evening. The
average expenditure for the 20 girls in the sample was 970 Php and
for the boys it was 1110 Php. How many boys are there in the random
sample?

Which of these would have been most likely to have been a carpetbagger during the reconstruction era? a) a new york businessman who relocated to mississippi b) a former slave who was able to buy land in birmingham c) a carolina-born politician who supported the democratic d) a former confederate officer who owned a farm in memphis eliminate