Which number is an integer?
-3/4
0
2.3
pi

0 is an integer.

Step-by-step explanation:

An integer is a whole number ( and is not a fraction) which could be positive as well as negative or zero. integer comes in the category of Rational numbers i.e. they are contained in Rational numbers.

The set of integers are:

{-3, -2 , -1 , 0, 1 ,2 ,3,}

Hence the answer is:

0 is an integer.

( whereas -3/4 and 2.3 which could also be written as 23/10 are rational numbers but are not integers.

and pi (π ) is an irrational number  )

answer:

it will cost 480 dollars to refurbish the larger wood floor

step-by-step explanation:

as it's a ratio of 4 that costs 384 dollars, divide the price by the ratio

384 / 4 = 96 dollars

96 dollars per unit of the ratio

now to get the price to refurbish the larger wood floor, times the price by the units

96 * 5 = 480

so far i think you have the right thing going for you just remember soh cah toh

step-by-step explanation:

sine over hypotenuse

cosine   equals adjacent

tangent over hypotenuse