A trader sold 250 articles for ¢525,000 at a profit of 25%. I) Calculate the cost price of each article. II) If the trader had wanted 45% profit on the cost price, how much should he have sold each of the articles. Please Help Me(Will Mark Brainliest for correct ans)
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What is the number 321,000,000 in scientific notation? also what is the number? ?

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. which of the following expressions could represent how much bo pays for the game? choose 2 answers: choose 2 answers: (choice a) a 0.82b0.82b (choice b) b 1.18b1.18b (choice c) c b-0.18b−0.18 (choice d) d b-18b−18 (choice e) e b-0.18bb−0.18b