Can someone help me with this question it’s about the story of A celebration of grandfathers it’s a studysync story

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class