Milly bought a pair of gloves and a skirt. The gloves cost £3
She sold the gloves and the skirt for a total of £42
She made 100% profit on the cost of the gloves.
40% profit on the total cost.
Work out her percentage profit on the cost of the skirt.
Give your answer to 1 decimal place.

Apackage of bacon holds 15 strips of bacon. the pancake house uses 17 packages of bacon in the morning and 21 packages in the afternoon. how many more strips were used in the afternoon than the morning?

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

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17