1.   Find ln 6.21 to four decimal places.
    A. 1.8262 B. 2.7183
    C. 497.7013 D. 0.7931
    Hint

  2.   Finance If $500 is deposited in an account paying 5.25% interest compounded continuously, find the amount in the account after 3 years.
    A. $585.29 B. $616.84
    C. $427.14 D. $555.36
    Hint

  3.   Solve 4 – 2e4x = 1.
    A. 0.10 B. –0.41
    C. –0.10 D. 0.41
    Hint

  4.   Solve 3e-2x = 5.
    A. 0.26 B. –0.51
    C. 0.51 D. –0.26
    Hint

  5.   Shrinivas deposited $1300 in an account which pays 8% annual interest, compounded continuously. How long will it take to reach $3500?
    A. 12.4 years B. 1.2 years
    C. 176 years D. 9.2 years
    Hint



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