Discover Questions

If i'm going 100 feet per 5.8 seconds how many miles per hour am i traveling? Integral(x ln x^3 dx) Is that:
1) x ln (x^3) dx or
2) x (ln x)^3 if I re-write as 3xln(x) (3x^2/2)ln(x) -(3x^2/4)+C
Does this seem right? If the silk on an ear of corn matches how many kernels are on it, What does hair on your head say about how many brain cells you have? Out of 20 coin flips, what is the probability of getting 7 tails? In a 100unit syringe how many units equals 1 mg?