2 years ago in Percentage

# A big cube is formed by rearranging the 160 coloured and 56 non-coloured similar cubes in such a way that the expouser of the coloured cubes to the outside is minimum. The percentage of exposed area that is coloured is:

[A] 25.9%
[B] 44.44%
[C] 35%
[D] 32%
[E] None of These

## Overall Stats

Attempted 2
Correct 1
Incorrect 0
Viewed 1

Chhavi Jain - 2 years ago

Chhavi Jain from Jaipur, India is saying 44.44% is correct answer

## Related Questions

• [A] c%
• [B] (ac/b)%
• [C] (bc/a)%
• [D] abc%

### A customer asks for the production of x number of goods. The company produces y number of goods daily. Out of which z% are units for sale. The order will be completed in :

• [A] [ x /{100y *(1 -z)}] days
• [B] [(100yz) /x] days
• [C] [100x /{y(100 -z)}] days
• [D] 100 / {y*(z -1)} days
• [E] Cannot determined

### Out of the total production of iron from hematite, an ore of Iron, 20% of the ore gets wasted, and out of the remaining iron, only 25% is pure iron. If the pure iron obtained in a year from a mine of hematite was 80,000 kg, then the quantity of hematite mined from that mine in the year is

• [A] 5,00,000 kg
• [B] 4,00,000 kg
• [C] 4,50,000 kg
• [D] None of these

• [A] 6%
• [B] 7%
• [C] 8%
• [D] 9%

• [A] 92(6/7)%
• [B] 84(4/5)%
• [C] 80%
• [D] 75%