subject
Mathematics, 22.07.2019 15:50 maxi12312345

Caroline has $2.55 in her purse and nickels and dimes. the number of nickels is nine less than three times the number of dimes. find the number of each type of coin.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 16:20
Find the value of x for which abcd must be a parallelogram -9-6x x-30
Answers: 2
question
Mathematics, 21.06.2019 16:30
Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?
Answers: 2
question
Mathematics, 21.06.2019 21:20
What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?
Answers: 1
question
Mathematics, 21.06.2019 22:50
Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables
Answers: 3
You know the right answer?
Caroline has $2.55 in her purse and nickels and dimes. the number of nickels is nine less than three...
Questions
question
Health, 11.03.2021 21:40
question
Mathematics, 11.03.2021 21:40
question
Geography, 11.03.2021 21:40
question
Mathematics, 11.03.2021 21:40
question
Mathematics, 11.03.2021 21:40