0.0087
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115
1*345, 3*115, 5*69, and 15*23 all equal 345.
Half of 345 is 172.5. To find half of a number, you simply divide it by 2. In this case, 345 divided by 2 equals 172.5. This is because half of a number is essentially splitting it into two equal parts.
2.8986
Multiply 345 by 15 to get the answer: 345 * 15 = 5175