Area of the cone when the radius is 4cm and the height is 12cm. Rounded to the nearest tenth

Write a story that matches with the expression 42x-5 pls hurry

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?

What is the slope of (0,32) and (100,212)