Thinktank101 wanted to design iTwixie’s next Smart Girl Quiz & here it is:

**Just answer each question with a number that is a good estimate! (or you can look them up if you like:)**

Q1) How many calories are in a pound of sugar?

Q2) How many breeds of dog are there?

Q3) How fast can a cheetah run?

Q4) How many different kinds of bugs are there?

Q5) What is the diameter of the earth?

Q6) How fast does a snail travel in one minute?

Just put your answers in the comments section below. Winners will be announced on Sunday, April 29.

**iTwixie girls are all Smart Girls!**