Mathematics, 19.12.2021 23:30 rebeccathecatt
How much pure alcohol must a pharmacist add to 10 cm of a 10% alcohol solution to strengthen it to a 70% solution? ASAP
Answers: 3
Mathematics, 22.06.2019 03:00
In a class of 77, there are 44 students who play soccer. if the teacher chooses 33 students, what is the probability that none of the three of them play soccer?
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Mathematics, 22.06.2019 03:30
Ashop has a sale that offers 20% off all prices. on the final day they reduce all the sale prices by 25% linz buys a ratio on the day. work out the overall percentage reduction on the price of the ratio
Answers: 2
How much pure alcohol must a pharmacist add to 10 cm of a 10% alcohol solution to strengthen it to a...
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