Question: Rs. 7200 is divided among P,Q and R in the ratio of 1/2:4:3/2 respectively. What is the share of R?

1. Rs 1800
2. Rs 2400
3. Rs 4800
4. Rs 600

Answer: 1. Rs 1800

Solution:
adding all the ratio 0.5+4+1.5=6
6x=7200
x=1200
R ration=1.5 x =1.5 x(1200)=1800
Rs 1800