Mathematics, 15.11.2019 04:31 Puppy9118
As part of an exercise regimen, you walk 8 miles on an indoor track. then you jog at twice your walking speed for another 8 miles. if the total spent walking and jogging is 3 hours, find the walking and jogging rates
Answers: 2
Mathematics, 21.06.2019 18:00
Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items
Answers: 1
Mathematics, 21.06.2019 23:30
Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earned $75 in interest.how much interest will she earn during the following year?
Answers: 2
Mathematics, 22.06.2019 00:00
(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
As part of an exercise regimen, you walk 8 miles on an indoor track. then you jog at twice your walk...
Mathematics, 07.10.2020 15:01
Computers and Technology, 07.10.2020 15:01
Mathematics, 07.10.2020 15:01
Biology, 07.10.2020 15:01
History, 07.10.2020 15:01
Chemistry, 07.10.2020 15:01
Mathematics, 07.10.2020 15:01
Mathematics, 07.10.2020 15:01
Health, 07.10.2020 15:01
Biology, 07.10.2020 15:01
Mathematics, 07.10.2020 15:01