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Fill in the blanks. (1) p=(100xx(…..))/(...

Fill in the blanks.
(1) `p=(100xx(…..))/(RxxT)`
(2) `R=(100xxSI)/((……)xxT)`
(3) At (….)% per annum simple interest a sum double itself in 10 years.
(4) At simple interest a sum becomes `6/5` of itself in `2. 1/2`years.The rate of interset is (…..)% per annum.

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Knowledge Check

  • At what rate of simple interest per annum will a sum become 7/4 of itself in 4 years?

    A
    `18%`
    B
    `20%`
    C
    `18(3)/(4)%`
    D
    `18(1)/(2)%`

  • In what time will a sum of money double itself @ 20% per annum (p.a) simple interest ?

    A
    10 years
    B
    5 years
    C
    2 years
    D
    4 years

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