Question

3,000 is invested in an account paying 4% interest and twice that amount is invested at 6%. Which of the following expressions represents the amount of interest earned on the money invested at 6%?

Answer 1

THANKS FOR THE QUESTION !

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

=> GIVEN :

RS :

=> 3000

RATE OF INTEREST :

=> 4%

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

SECOND TIME :

RS :

=> TWICE OF 3,000

=> 2 * 3,000

=> 6,000 RS

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

RATE OF INTEREST :

=> 6%

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

LET,

=> THE PERIOD BE SAME IN BOTH CASES :

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

SIMPLE INTEREST FOR 1ST TIME :

=> P * N * R / 100

=> 3,000 * N * 4 / 100

=> 120N RS

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

AT 2ND TIME :

=> P * N * R / 100

=> 6,000 * N * 6 / 100

=> 360N RS

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

BY THE RATIO ,

=> 120N / 360N

=> 1 / 3

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

AMOUNT FOR 1ST TIME :

=> SIMPLE INTEREST + PRINCIPLE

=> 120N + 3,000

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

AMOUNT FOR 2ND TIME :

=> SIMPLE INTEREST + PRINCIPAL

=> 360N + 6,000

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

HOPE IT WILL HELP U......

THANKS AGAIN......

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

Answer 2

GIVEN :

RS :

=> 3000

RATE OF INTEREST :

=> 4%



SECOND TIME :

RS :

=> TWICE OF 3,000

=> 2 * 3,000

=> 6,000 RS



RATE OF INTEREST :

=> 6%



LET,

=> THE PERIOD BE SAME IN BOTH CASES :



SIMPLE INTEREST FOR 1ST TIME :

=> P * N * R / 100

=> 3,000 * N * 4 / 100

=> 120N RS


AT 2ND TIME :

=> P * N * R / 100

=> 6,000 * N * 6 / 100

=> 360N RS



BY THE RATIO ,

=> 120N / 360N

=> 1 / 3



AMOUNT FOR 1ST TIME :

=> SIMPLE INTEREST + PRINCIPLE

=> 120N + 3,000



AMOUNT FOR 2ND TIME :

=> SIMPLE INTEREST + PRINCIPAL

=> 360N + 6,000

PLEASE MARK MY ANSWER AS A BRAINLIEST.