The value of 3 in 6,300 is 10 times the value of 3 in 530. And your welcome.
As a rule of thumb, a discrete random variable is countable.
A continuous random variable is measurable but not countable.
a. Discrete
The number of hits to a website is countable.
b. Continuous
The weight of a T-bone steak is measurable.
c. Discrete
The political party affiliations of adults are countable.
d. Discrete
The number of bald eagles in a country is countable.
e. Continuous
The amount of snowfall in December is measurable.
f. Discrete
The number of textbook authors is countable.
Answer:
A
Step-by-step explanation:
multiplication is the inverse of division and subtraction is the inverse of addition
The distributive property:

40 divided by 8 = 5
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