How many natural numbers are in the set of number from -10 to 10 inclusive

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

Eileen purchased 3.4 pounds of apples at the total cost of $19.72. if she purchases 6.2 pounds of apples at this store, how much would it cost?

Landon wrote that 3−2.6=4. which statement about his answer is true?