M4maths
MBA Exam

A 3-digit natural number ‘abc’, where a, b and c are distinct digits, when increased by 33.33%
becomes ‘cab’. When ‘cab’ is increased by 33.33% it becomes ‘bca’. How many such numbers are
there?

1) 0
2) 1
3) 2
4) 5

Read Solution (Total 0)

MBA Other Question
Integers a.b &c; are each greater than 20 . One of them has odd no. of divisors and the other two have 3 divisors each . if a+b=c . find c(smallest) ?

1) 49
2) 121
3) 169
4) 45
 A stamp collector decides to put all his stamps in a new album. If
he puts 20 stamps on one sheet, there will be some left over; if he puts
23 stamps on a sheet, there will be at least one empty sheet left in
the album. If the stamp collector is presented with an additional new
album of the same kind, each sheet holding 21 stamps, he will be left
with a total of 500 stamps. How many sheets are there in the first
album?

1) 11
2) 12
3) 13
4) 10
5) data insufficient