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Mathematics, 21.06.2019 22:00
Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of
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Mathematics, 21.06.2019 22:20
The four students in the table below each recorded the time and distance traveled while exercising. exercising distance (miles) time (minutes) gia 2 30 harris 5 50 ian 3 40 jackson 4 80 which list ranks the students from fastest walker to slowest walker? jackson, gia, ian, harris harris, jackson, ian, gia harris, ian, gia, jackson jackson, harris, ian, gia
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Mathematics, 22.06.2019 00:00
Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent
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Mathematics, 22.06.2019 00:20
Find the power set of each of these sets, where a and b are distinct elements. a) {a} b) {a, b} c) {1, 2, 3, 4} show steps
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Mathematics, 12.09.2019 21:10
History, 12.09.2019 21:10
Mathematics, 12.09.2019 21:10
Mathematics, 12.09.2019 21:10
History, 12.09.2019 21:10
History, 12.09.2019 21:10
Mathematics, 12.09.2019 21:10
Geography, 12.09.2019 21:10
History, 12.09.2019 21:10
Mathematics, 12.09.2019 21:10