7. in a certain shop the price of a product, p, went - вопрос №5108620730 от 290720031 12.01.2020 23:16

Question

Математика: 7. in a certain shop the price of a product, p, went up by 30% on monday and down by 40% on tues- day. a. write the price on monday in terms of p. b. write the price on tuesday in terms of p find the overall price change in % after the 2 days.

290720031 · Answer

А) P - 0,3Pb) P - 0,4P100% - 30% = 70% = 0,7 Monday100% - 40% = 60% = 0,6 Tuesday0,7 * 0,6 = 0,42 = 42% after the 2 day...