Answer:
B = 25
Step-by-step explanation:
x/100×8.5=2.1
8.5x/100=2.1
8.5x=100×2.1
8.5x=210
8.5x/8.5=210/8.5
x=24.70
x=25
The number 5 has no factors except '1' and itself. That's the definition of a prime number.
Peter spent $34.22
2.76(12.4)=34.224
Step-by-step explanation:
Simple
We will divide 140 by 20 = 7
Means the average speed = 7
Answer:
the first problem has infinite solutions, the second has one, and the third also has infinite solutions!