How do you write 0.005 in standard form
2 answers:
Answer:
.
Step-by-step explanation:
Given : 0.005
To find : How do you write 0.005 in standard form.
Solution : We have given 0.005
For standard form:
Step 1 : If a number has n digit we move decimal point ( n-1) place to left and to balance , multiply by .
We can see we have 4 digit in 0.005.
We can write 0.005 as
Then .
Therefore, .
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The stereo system costs $256.
Step-by-step explanation:
Given:
Cost of the stereo system = $320.
The discount Zenaida received = 20%.
To Find:
Cost of the stereo system after the discount=?
Solution:
Step1: Finding the discount amount:
Discount percentage =20
Discount amount = original cost × discount percent
Substituting the values,
Step 2: Removing the discounted amount from the original price
Final cost of the stereo system =original cost of the stereo system –discount amount
Substituting the values we get,
Final cost=320-64
Final cost=256
Result:
Thus the cost of the stereo system after discount is $256