Answer:
In order to calculate the sales tax of an item, we need to first multiply the pre-tax cost of the item by the sales tax percentage after it has been converted into a decimal. Once the sales tax has been calculated it needs to be added to the pre-tax value in order to find the total cost of the item.
Step-by-step explanation:
Answer:
60km
Step-by-step explanation:
In 95 mins,he can run is 20km
In 1 min,he can run is 20/95
= 4/19in lowest
Now,
In 285 mins,he can run is=4/19*285
=4*15 in lowest
=60 km
Answer:
b = 
Step-by-step explanation:
Using the rule of logarithms
log 
⇔ nlogx
Given
190 = 
( take the natural log ln of both sides )
ln190 = ln = bln200 ( divide both sides by ln200 )
= b
Answer:
18 people ordered beer.
Step-by-step explanation:
15 + 3 = 18 people
It is becoming a smaller place value such as 2,000->200-> 20-> 2
