Mathematics, 09.12.2021 23:00 uwunuzzles
9. A 100 kg mixture of two different types of nuts costs $550. If type A costs $4 per kg and type B costs $7 per kg, how many kg of each type were used?
Answers: 1
Mathematics, 21.06.2019 17:50, domiyisthom
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
Mathematics, 21.06.2019 23:00, FailingstudentXD
What is the sum of the first 8 terms of the geometric series
Answers: 3
9. A 100 kg mixture of two different types of nuts costs $550. If type A costs $4 per kg and type B...
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