Question
Quantitative Ability and Data Interpretation Question on Surds and Indices
David has an interesting habit of spending money. He spends exactly £X on the Xth day of a month. For example, he spends exactly £5 on the 5th of any month. On a few days in a year, David noticed that his cumulative spending during the last 'four consecutive days' can be expressed as 2N where N is a natural number.r What can be the possible value(s) of N?
A
5
B
6
C
7
D
8
E
N can have more than one value
Answer
6
Explanation
Solution
The correct option is (B) : 6