Answer:
$310
Step-by-step explanation:
The first step is to add the costs of the textbook together :
$68.41 + $105.35 + $72.49 + $59.91 = $306.16
In order to round off to the nearest ten dollars, look at the units figure, if the number is greater or equal to 5, add 1 to the ten figure. If this is not the case, add zero. Replace the unit digit with zero
The unit digit is greater than 6, so 1 is added to the tens digit. The amount becomes $310
Answer:
the top righ andt doesn't belong to each other because the first antenna is at the left. equal means it needs to have a connection or its have to be absolutely the same. in this case the equal picture is not the same
Answer:
A
Step-by-step explanation:
a = 3n-30 solve for 'n'
a + 30 = 3n
n = (a+30)/3
n(a) = (a+30)/3
If a number is rational it means, it can be written in the form of 
, where q≠0 and p and q can be any integers.
There are following properties possessed by Rational numbers
1. Decimal representation of Rational numbers are either terminating or non terminating repeating i.e if the denominator is of the form 
where m and n are any natural number.
2. Addition ,Subtraction ,Multiplication and Division of two rationals is always Rational.
3. The sum or difference of rational and irrational is always irrational.
