MBA Exam

How many natural number not exceeding 4321 can be formed with the digits 1,2,3 and 4 if the digits can repeat.

1) 313
2) 229
3) 429
4) 326

Read Solution (Total 1)

229

Nos starting with 1,2,3 = 3*4*4*4= 192
Nos starting with 41 or 42 = 1*2*4*4=32
Nos starting with 431........=4
number 4321 ................=1

total 229 numbers
11 years agoHelpfull: Yes(1) No(0)

MBA Other Question

a shopkeeper sold a certain no. of toys all ay a cetain price.the no. of toys that he sold is a three digit no.in which tens digit and units digit are same and are non-zero,and the price of each toy is a two-digit no. when expressed in rupees.by mistake he reversed the digits of both,the no. of items sold and the price of each item.in doing so,he found that his stock account at the end of the day showed 792 items more than what it actually was.
what are the actual sales?pl. provide sol. also

1) 39173
2) 30974
3) 4046
4) 4064
Here is a sequence of numbers:1,11,21,1211,111221,....It seems to be a strange sequence,but yet there is a system behind it.What is the next term in this sequence? ultimate brain teaser....

1) 312121
2) 132121
3) 123121
4) 312211
5) 311211