Let n be the number of different 5 digits numbers, divisible by 4 that can be formed with the digits 1, 2, 3, 4, 5 and 6, with no digit being repeated. What is the value of n?
Correct Answer : C
In some code, letters a, b, c, d and e represents numbers 2, 4, 5, 6 and 10. We just don't know which letter represents which number. Consider the following relationships:
i) a + c = e,
ii) b - d = d and
iii) e + a = b
Which statement below is true?
In a number system, the product of 44 and 11 is 1034. The number 3111 of this system, when converted to the decimal number system, becomes
The remainder when 784 is divided by 342 is :