Quantity I The age of P is twelve times that of her daughter Q If the age of Q is 3 years what is th...........

Quantitative Aptitude ( CCS) Arithmatic inequalities

Quantity I: The age of P is twelve times that of her daughter Q. If the age of Q is 3 years, what is the age of P?

Quantity II: The ratio between the present ages of A and B is 2:3. 4 years ago the ratio between their ages was 5:8. What will be A’s age after 7 years?

Quantity I > Quantity II

Quantity I ≥ Quantity II

Quantity II > Quantity I

Quantity II ≥ Quantity I

Quantity I = Quantity II or Relation cannot be established

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Explanation:

I
Ratio P:Q 12:1
1…….== 3
12 ? == 12*3 =36years.
II
(5x+4)/(8x+4) =2/3
15x+12 = 16x+8
x=4.
A’s age 4 yrs ago 5*4=20
Then A’s age after 7yrs is 20+4+7=31yrs.