08-08-2014, 11:30 PM
N is a three digit no that is multiple of 7 what is the prob that it will be multiple of 5
a) 1/5
b) 11/54
c) 13/64
d) 13/66
answer choice c
solution
there are 26 such numbers so
probability = 26/128
=13/64
a) 1/5
b) 11/54
c) 13/64
d) 13/66
answer choice c
solution
there are 26 such numbers so
probability = 26/128
=13/64