Round the nearest hundred: 161

200

Step-by-step explanation:

"round to the nearest hundred" means to bump the number up to the nearest multiple of 100. There are several multiples of 100 including 100, 200, 300, 400, 500 and so on. The closest one is 200 though, because 161 is closer to 200 than to 100.

0.85 or 85%

step-by-step explanation:

1) divide 23 by 27

2) round the decimal to the nearest 10

3) so your answer would be 0.85 or 85%