Answer:
3.2
Step-by-step explanation:
3.21428571429 is the exact answer and rounded to the nearest tenth is the first number after the decimal.
Answer:
288 will be ur ans
Step-by-step explanation:
1440 x 80/100
=1152
1440-1152
=288
I think it is a direct variation because if you divide 9/3, 27/3, 39/13, and 60/20 it will all give you the same number which is 3.
I hope this helps.
Answer:
It is not rational
Step-by-step explanation:
Given

Required
Rational or Irrational


So, we have:


<em>The result of the product: 4.84974 is not rational because it can not be represented as a fraction of two integers.</em>
Answer:
h = 13 units²
Step-by-step explanation:
The way to find the area of a parallelogram is to multiply the length of one side (21) and multiply it by the height:
A = l*h
We know the area and the length:
273 = 21*h
Now we solve for height.
273/21 = (21*h)/21
273/21 = h
273/21 = 13
h = 13 units²