Answer:
Sue of estimates = 6200
Step-by-step explanation:
can be estimated as
which is 
Similarly
can be estimated as
which is 
∴ Sum of estimates = 
146% you either multiply the decimal by 100 or just move the decimal place 2 places to the right
Answer:
k = 3
Step-by-step explanation:
Given that y and x are directly related then the equation relating them is
y = kx ← k is the constant of variation
To find k use the condition y = 81 when x = 27
k =
=
= 3
Valid based on the given information<span>. If not, write </span>invalid<span>. ... So, the statement is </span>invalid<span>. Determine .....disprove a </span>conjecture<span> reached using inductive or deductive</span><span> .</span>