Q25) Mohan divided a sum of rupees into two parts 5 and4and distributed it between his two
sons, Parth and Ankur respectively. The product of 5* and 4* is 8000
The amount of money received by Parth?
(a) Rs 1,000
(b)Rs 625
(c)Rs 500
(d)Rs 125
Answers
Given : Mohan divided a sum of rupees into two parts 5ˣ and 4ˣand distributed it between his two sons, Parth and Ankur respectively.
product of 5ˣ and 4ˣ is 8000
To Find : The amount of money received by Parth
(a) Rs 1,000
(b)Rs 625
(c)Rs 500
(d)Rs 125
Solution:
Part amount = 5ˣ
Ankur amount = 4ˣ
5ˣ * 4ˣ = 8000
=> 20ˣ = 8000
=> 20ˣ = 20³
=> x = 3
=> 5ˣ = 5³ = 125
The amount of money received by Parth = 125
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Given :
Mohan divided a sum of rupees into two parts 5ˣ and 4ˣand distributed it between his two sons, Parth and Ankur respectively.
product of 5ˣ and 4ˣ is 8000
To Find :
The amount of money received by Parth
(a) Rs 1,000
(b)Rs 625
(c)Rs 500
(d)Rs 125
Solution:
Part amount = 5ˣ
Ankur amount = 4ˣ
5ˣ * 4ˣ = 8000
=> 20ˣ = 8000
=> 20ˣ = 20³
=> x = 3
=> 5ˣ = 5³ = 125
The amount of money received by Parth = 125