Box containing tomatoes has a total mass of 5 7/8 kg. The box when empty has a mass of 1 1/4 kg. Find the mass of the tomatoes.

Ineed with 14, 16, 28 and 36 me. we didn't go over them in class so i don't know what to do.

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores

10x − 5y + 14 = 0 whats the answer pls