Mathematics, 17.08.2019 22:10 ShadowHedgehog1414
There are 52 white keys and 36 black keys on a standard piano. what is the probability that if a person did not look and hit the keyboard twice that he or she would first hit a white key and then hit a black key?
Answers: 1
Mathematics, 21.06.2019 18:30
Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?
Answers: 1
Mathematics, 21.06.2019 20:00
Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.
Answers: 1
There are 52 white keys and 36 black keys on a standard piano. what is the probability that if a per...
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