Geometry questions: A room is 36 meters long and 8 meters wide....

[kbvaka85]

I cannot understand these questions.

1) A room is 36 meters long and 8 meters wide. Find the least numbers of whole square tiles with integer side lengths needed which will exactly cover the floor of the room.

A) 4
B) 8
C) 9
D) 18
E) 36

2) Find the length of the largest pencil that can easily fit inside a box which is 12 cm long, 9 cm wide and has a height of 8cm.
A) 8cm
B)9cm
c) 12cm
d) 15cm
e) 17cm

 

[Deleted member 4993]

I cannot understand these questions.

1) A room is 36 meters long and 8 meters wide. Find the least numbers of whole square tiles with integer side lengths needed which will exactly cover the floor of the room.

A) 4
B) 8
C) 9
D) 18
E) 36

Hint: What is the GCD of 36 and 8

2) Find the length of the largest pencil that can easily fit inside a box which is 12 cm long, 9 cm wide and has a height of 8cm.
A) 8cm
B)9cm
c) 12cm
d) 15cm
e) 17cm

Hint: What is the "cube" diagonal of the box?

What are your thoughts?

Please share your work with us ...even if you know it is wrong

If you are stuck at the beginning tell us and we'll start with the definitions. Do you know the definition of functor? Where is it used?

You need to read the rules of this forum. Please read the post titled "Read before Posting" at the following URL:

http://www.freemathhelp.com/forum/th...Before-Posting