Answer:
67.
Step-by-step explanation:
n - m = 66
The 66 includes the number m+1 up to and including n (buy not m).
So the number of integers is 66 +1 = 67
Answer:

Step-by-step explanation:
<h3>to understand this</h3><h3>you need to know about:</h3>
<h3>tips and formulas:</h3>
- (a+b)³=a³+3a²b+3ab²+b³
- a³+b³=(a+b)(a²-ab+b²)
<h3>let's solve:</h3>





and
we are done
Answer:
<h2>a. V = 420 cm³</h2><h2>b. V = 444 in³</h2><h2>c. V = 108 cm³</h2><h2>d. V = 324 m³</h2>
Step-by-step explanation:
We have the rectangular prisms.
The formula of a volume of a rectangular prism is:

l - length
w - width
h - height
==========================================
Look at the picture.
a.
Two congruent rectangular prisms 14cm × 3cm × 5cm.

b.
One rectangular prism 15in × 4in × 6in and next 7in × 4in × 3in:

c.
One rectangular prism 10cm × 3cm × 2cm and next 4cm × 3cm × 4cm:

d.
One rectangular prism 10m × 3m × 6m and next 8m × 3m × 6m:

The answer is C - 63.2 cm