Skip to main content

cube face trick ssc question

A cube of edge 6 cm is painted on all sides and then cut into unit cubes. The number of unit cubes with no sides painted is?
a.    0
b.     64
c.     186

d.    108

Comments

  1. The diameter of a roller is 84 cm and its length is 120 cm. It makes 500
    complete revolutions to move once over to a level a playground. Find the area
    of the play ground. ANS 1580 Sq. m

    Explain how ???

    ReplyDelete
    Replies
    1. Lateral surface area of roller
      =2πrh
      =2*22/7*42*120
      =31680sq.cm

      Area of play ground
      =31680*500
      =15840000sq.cm
      Convert sq.cm into sq.m
      =15840000//10000
      =1584sq.m

      Delete
  2. multiply no of revolution to surface are of roller to find the area of play ground

    ReplyDelete

Post a Comment

Popular posts from this blog

algebra question solved ssc

If  a+b+1 = 0, then the value of (a 3 + b 3 + 1 – 3ab) is? a.     3 b.     0 c.      -1 d.     1

IMPORTANT SYNONYMS FROM PREVIOUS SSC PAPER

Synonyms 1. Irrevocable  =  Unalterable 2. Adorn   =   beautify 3. Repose    =  Rest 4. Commotion =  Disturbance 5. Nurture  = To grow 6. Deny  =  Refuse 7. Abuse  = Scorn 8. Docile  = Submissive 9. Considerate = Thoughtful 10.           Irresolute = undecided 11.           Frugal  = Miserly 12.           Motive =  Intention 13.           Pity =  Mercy 14.           Quash = Reject 15.           Restrict = Prohibit 16.           Anticipate = Expect 17.           Tremendous = Excessive 18.           Meticulous = painstaking 19.           Abundant = plentiful 20.           Acquaint = introduce 21.           Change = alter 22.           Surreptitiously = secretly 23.           Forebode = foretell 24.           Genuine = real 25.           Adverse = negative 26.           Elastic = flexible 27.           Vacillate = waver 28.           Impeccable = faultless 29.           Impediment = obstruction 30.           Advance = pr

ssc question solved ratio

Two numbers are in the ratio of 3:5. If 9 be subtracted from each, then they are in the ratio of 12:23. Find the number? a.     15:28 b.     36:115 c.      33:55 d.     60:69