subject
Mathematics, 26.02.2021 23:10 snoodledoodlebop

The difference of two numbers is 9 and they are in the ratio 4:7 find the number ​

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes
Answers: 1
question
Mathematics, 21.06.2019 18:50
Which expression shows the sum of the polynomials with like terms grouped together
Answers: 2
question
Mathematics, 21.06.2019 21:20
An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.
Answers: 2
question
Mathematics, 21.06.2019 21:50
Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?
Answers: 1
You know the right answer?
The difference of two numbers is 9 and they are in the ratio 4:7 find the number ​...
Questions
question
Mathematics, 04.08.2019 16:00
question
Mathematics, 04.08.2019 16:00
Questions on the website: 13722363