MBA
Exam
what is the sum of the coefficients in the expansion of ( 1 - 3x + x^2 )^55 . sb explain pls.. 1) 1 2) -1 3) 5^55 4) 2^55
Read Solution (Total 0)
MBA Other Question
A certain number system has base n. The sum of two three-digit numbers in this system is 711 and their difference is 75. If the middle digit of each of the numbers is 0 and the product of the two numbers is 144122, which of the following is the value of n 1) 7 2) 10 3) 9 4) 8
Shrikant and Sachin start running simulataneosly from the diametrically opposite ends of a circular track towards each other at 15km/h and 25km/h respectively. After every 10 minutes their speed reduce to half of their current speeds. If the length of the circular track is 1500m, how many times will Shrikant and Sachin meet on the track? 1) 6 2) 9 3) 11 4) None of these