Answer:
b
Step-by-step explanation:
Using google calculator you can see that
e≈2.7 1 8 2 8 182846.....
Fifth decimal place is bold 8.
When we round up to 5th decimal place, we get
e≈2.7 1 8 2 8.
Answer:
42
Step-by-step explanation:
Answer:
20 : 30
x : 7200
∴(20*7200)/30=4800
Step-by-step explanation:
20 pencils is to 30 seconds so x is to 7200(2 hours is seconds) then cross multiply and lastly divide 144000 by 30 to get the answer
Answer:
and
Step-by-step explanation:
Given:
Equation 1:
Simplifying the above equation by dividing both sides by 100
Equation 2:
Simplifying the above equation by dividing both sides by 400.
Now the system of equation is:
(1a)
(2a)
Solving by elimination
Multiplying equation (2a) with
(2b)
Adding equations (1a) and (2b) in order to eliminate
+
We get
∴
Plugging in equation (2a).
Adding both sides.
∴