Question
A person saves 30% of his monthly income. If his monthly
is increased by 45% and he still saves the same amount as before then find percentage increase (approximate) in his monthly expenditure.Solution
Let monthly of person is Rs. 100x Monthly savings = 0.30 times; 100x = Rs. 30x Monthly expenditure = 100x ndash; 30x = Rs. 70x His increased monthly income = 1.45 times; 100x = Rs. 145x His monthly expenditure now = 145x ndash; 30x = 115x Percentage increase in expenditure = [(115x ndash; 70x)/70x] times; 100 ~ 64.3%
Answer the questions based on the information given below:
There are eight members- F, G, H, I, J, K, L, and M, in a family of three generation...
If F has only one child and there are four male members in the family then how is the child of F related to L?
How G is related to B?
How is R related to N?
'J+K' means 'J is the brother of K',
'J – K' means 'J is the daughter of K',
'J × K' means 'J is the father of K'.
If, 'V+K – ...
How is C related to D?
If P is the only son of J’s sister. O is the only daughter-in-law of W. J is married to O. B is the daughter of W, who is the grandmother of R, who i...
Which of the following shows that R is the granddaughter of T ?
Who is the grandmother of A? Â Â
Who among the following is brother-in-law of M?