What is the right answer to my question? Links will be deleted if used as the ‘answer’.

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.