61/1000, integral of sqrt(x) from 1 to 9

62/1000, finding the 20th derivative of e^(2x)

38/1000, don't get these derivatives wrong! calculus 1

Differential and Integral Calculus by Feliciano and Uy

63/1000, limit of x^x as x goes to 0+, calculus 1

64/1000, solving dy/dx=y, separable differential equation

37/1000, telescoping series, calculus 2

42/1000, epsilon-delta proof of a limit, calculus 1

39/1000, series of (1+1/n)^n, calculus 2