181

Why is the figure 9 like a peacock?

182

What figure increases its value by one-half when turned upside down?

183

Why is twice ten like two times eleven^

184

From what number can you take half and leave nothing?

185

Add half a score to nothing and what animal does it make?

186

What two numbers multiplied together will give you seven';'

187

Add two figures to 19 and make it less than 20.

188

What is the difference between 100 and 1,000?

189

See if you can put three sixes together so as to make seven

190

What fraction, if you turn it upside down, will have exactly the same value as before you turned it upside down?

Answers:

181. Because without its tail it is nothing (0).

182. The figure 6.

183. Because twice ten is twenty, and two times eleven is twenty too (twenty-two).

184. The number 8. Take away the top half and 0 is left.

185. 0 x (10) added together make ox

186. Few people ever seem to think of these two numbers. They are 7 and 1.

187 19?

188. Nothing (0)

189. 6 6/6

190. 6/9