Mathematics, 16.02.2021 23:50 jbell735
4. Kianna is looking at the coins in a change jar
that contains only dimes and quarters. There
are 8 less quarters than dimes in the jar. Let d
be the number of dimes the jar contains. If it
has a total of $6.40 in it, then algebraically
find the value of d.
Answers: 2
Mathematics, 21.06.2019 15:00
Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?
Answers: 1
Mathematics, 21.06.2019 17:30
The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?
Answers: 1
Mathematics, 21.06.2019 18:00
Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths
Answers: 2
4. Kianna is looking at the coins in a change jar
that contains only dimes and quarters. There
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