subject
Mathematics, 17.07.2019 20:30 naocarolina6

There are 16 coins in a bank. if the coins are all nickels and dimes and they total $1.05, how many nickels are there

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 19:30
Consider this equation. |y + 6| = 2 what can be concluded of the equation? check all that apply. there will be one solution. there will be two solutions. the solution to –(y + 6) = 2 will be also be a solution to the given absolute value equation. the solution(s) will be the number(s) on the number line 2 units away from –6. the value of y must be positive since the variable is inside absolute value signs.
Answers: 1
question
Mathematics, 22.06.2019 02:00
Write the component forms of vectors u and v, shown in the graph, and find v βˆ’ 2u. u= (< -3, -2> , < -3, -1> , < -2, -2> , < -2, -1> ) v= (< -5, 1> , -4, 0> , < 0, -4> , < 1, -5> ) v-2u= (< 5, 3> , < 0, 4> , < 4, 0> , < 5, -3>
Answers: 3
question
Mathematics, 22.06.2019 03:00
If bill bought a home for $210,000 and he sold it a year later for $120,000 his percentage of loss is
Answers: 2
question
Mathematics, 22.06.2019 04:10
You are in charge of the customer service phone line with many employees. at the end of each phone callthe customers are asked to rate their service from 1 to 5 stars, with 5 being the best. you find the averagerating for 20 randomly selected employees and decide you want to improve the ratings so you require thoseemployees to go through a new training program. you then wait a week and find the new average rating foreach employee. the average change is an increase in 1.3 stars with a standard devation of .9 stars.(a) is this data paired or not paired? (b) what are the null and alternative hypothesis being tested? (c) what is the t-statistic you would use? write the general formula and the final calculation.(d) sketch a t-distribution, label your t-statistic and the probability you would be interested in:
Answers: 2
You know the right answer?
There are 16 coins in a bank. if the coins are all nickels and dimes and they total $1.05, how many...
Questions
question
English, 10.07.2019 16:00