a sum of money lent out at s. i. amounts to rs. 820 after 2 years and to rs. 1020 after a further period of 5 years. the sum is?
Choices.
A) rs . 440	B) rs . 500	C) rs . 540	D) rs . 740	E) rs . 840
<gadget id="calculator">1_020 - 820</gadget>
<output>200</output>

<gadget id="calculator">200 / 5</gadget>
<output>40</output>

<gadget id="calculator">40 * 2</gadget>
<output>80</output>

<gadget id="calculator">820 - 80</gadget>
<output>740</output>

<result>D</result>
a sum of money lent out at s. i. amounts to rs. 820 after 2 years and to rs. 1020 after a further period of 5 years. the sum is?
subtract(820, multiply(divide(subtract(1020, 820), 5), 2))
"s . i for 5 years = ( 1020 - 820 ) = rs . 200 . s . i . for 2 years = 200 / 5 * 2 = rs . 80 . principal = ( 820 - 80 ) = rs . 740 . answer : d"