Answer:
B. $1.60 per notebook
Step-by-step explanation:
Because:
4 notebooks ÷ $2.50 (4 notebooks cost) = $1.60 per notebook
This expression is equal to 27 (30 + 6). 27*30 + 27*6 = 810 + 162, which is equal to 972.
Answer:
30 gallons of each brand
Step-by-step explanation:
1 gallon of 60% + 1 gallon of 80% = 2 gallons 70% (60/2 = 30)
Answer:
m=15w
Step-by-step explanation:
i did the test before :)
