CameraIcon

SearchIcon

MyQuestionIcon

188

You visited us 188 times! Enjoying our articles? Unlock Full Access!

Permutation: n Different Things Taken r at a Time

How many smal...

Question

How many small cubes are there whose 3 faces are coloured ?

A

4

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

8

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

16

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

24

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is D 8
One side of the big cube = $= \sqrt[3]{64} = 4 c m$ .
Number of small cubes having three faces coloured = 1 at each corner
= 1 x 8
= 8

Suggest Corrections

thumbs-up

0

Similar questions

Q. How many small cubes are there whose three faces are coloured ?

Q. How many small cubes are there whose no faces are coloured ?

Q. How many small cubes are there whose two adjacent faces are coloured red ?

Q. How many small cubes are there whose at the most two faces are coloured ?

Q. 48. All the opposite faces of a big cube are coloured with red, black and green colours. After that is cut into 64 small equal cubes. How many small cubes are there whose at the most two faces are coloured?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Permutations

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Permutation: n Different Things Taken r at a Time

Standard XII Mathematics

Join BYJU'S Learning Program

CrossIcon