Aptitude - Numbers - Discussion

Discussion Forum : Numbers - General Questions (Q.No. 72)
72.
(35423 + 7164 + 41720) - (317 x 89) = ?
28213
84307
50694
56094
None of these
Answer: Option
Explanation:
  35423         317 x 89 = 317 x (90 -1 )
+  7164                  = (317 x 90 - 317)
+ 41720                  = (28530 - 317)
  -----                  = 28213
  84307
- 28213
  -----
  56094
  -----
Discussion:
2 comments Page 1 of 1.

Priya said:   5 years ago
Anyone solve this and explain it.
(1)

Suresh said:   5 years ago
Can anyone give an explanation and easy trick to solve the problem?

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