Quantitative Aptitude Ques 159
Question: $ 999\frac{1}{7}+999\frac{2}{7}+999\frac{3}{7}+999\frac{4}{7}+999\frac{5}{7}+999\frac{6}{7} $ is simplified to
Options:
A) 5997
B) 5979
C) 5994
D) 2997
Show Answer
Answer:
Correct Answer: A
Solution:
- Expression
$ =999\frac{1}{7}+999\frac{2}{7}+….+999\frac{6}{7} $
$ =( 999+\frac{1}{7} )+( 999+\frac{2}{7} )+….+( 999+\frac{6}{7} ) $
$ =(6\times 999)+( \frac{1}{7}+\frac{2}{7}+\frac{3}{7}+….+\frac{6}{7} ) $
$ =5994+( \frac{1+2+3+4+5+6}{7} ) $
$ =5994+\frac{21}{7}=5994+3=5997 $