The person's income increased from $27,000 to $40,000 over the last year. What is the percent change?

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

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?

Which expression and diagram represent “renee biked four times as far this month as last month”?