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  1. If 4/5 of an estate be worth ₹ 16800, then the value of 3/7 of it is—
    1. ₹ 90000
    2. ₹ 9000
    3. ₹ 72000
    4. ₹ 21000
Correct Option: B

Let the value of estate be ₹ p
According to the question

4
 of p = 16800
5

∴  p =
16800 × 5
 = ₹ 21000
4

∴ 
3
 of the value = 21000 ×
3
77

Required answer = 3000 × 3 = ₹ 9000


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