Write these in fraction 0.3 , 0.5 and 0.379

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?

How do you write 600 as a product of its prime factors (index! )

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