Literally just add up the coins and their value
Hydrogen is around 0.000053% and Helium is around <span>0.000524%</span>
Negative ions are oxygen atoms charged with an extra electron. They are created in nature by the effects of water, air, sunlight and the Earth’s inherent radiation. We dont really create them in the human body.
Answer:
She will get 1.52 back in change
Step-by-step explanation:
We need to subtract the amount of the purchase from the 10 dollars
I like to line it up vertically.
10.00
- 8.48
-------------
We need to borrow
9. 100
- 8. 48
-------------
And borrow again
9.9 10
- 8.4 8
-------------
1 . 5 2
She will get 1.52 back in change
To get an average of 70 on his test Paul needs to score at least 66 on his third test
