Mathematics, 02.10.2019 06:00 bethzabezarahi
Of 24 pounds of salt water, 8% is salt. of another mixture, 4% is salt. how many pounds of the second mixture should be added to the first mixture in order to get a mixture of 5% salt. write an equation to represent the total amount of salt water, in pounds, present. let x represent the total amount of 4% salt water, let y represent total amount of the end 5% salt solution.
Answers: 1
Mathematics, 21.06.2019 18:40, ferny5106
Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form: science fiction books to history books 2. write the ratios as fractions: dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.
Answers: 1
Mathematics, 21.06.2019 19:00, mandilynn22
Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?
Answers: 1
Mathematics, 22.06.2019 00:00, christinavelez26
(50 ) mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.
Answers: 1
Mathematics, 22.06.2019 01:00, cldantesBanana
What is the y-intercept of the line with the equation 3x + 4y = 12?
Answers: 1
Of 24 pounds of salt water, 8% is salt. of another mixture, 4% is salt. how many pounds of the secon...
Mathematics, 20.04.2020 19:36
Mathematics, 20.04.2020 19:36
Mathematics, 20.04.2020 19:37