This is the concept of arithmetic. To calculate the percentage of time life has existed we proceed as follows;
According to history:
The age of earth is 4.6 billion years
the age of life is as it appeared from unicellular is 3.8 billion years.
thus the percentage of the above will be:
3.8/4.6 x 100
=0.82609x100
=82.609%
Answer:
5
Step-by-step explanation:
1,2,3,4,5,6
Answer:
5. 1:3
6. Joe
8. 2/3 = 8/12
9. 56/7 = 8/1
Answer:
Step-by-step explanation:
To find out what each bracelet costed, you have to divide the total amount spent by how many bracelets were purchased.
25.95 ÷ 5 = 5.19
In conclusion, each bracelet cost $5.19. :)