The polygon has dimensions 20, 17, 39, and 41. Find its perimeter.

1. When you add 12 to me, the result is -11. What integer am I?
1
-1
-23
23

Ans: -23

2. What do I get if I write 345/1000 in decimal form?
0.0345
3.45
34.5
0.345

Ans: 0.345

3. State 0.07 in percent.
0.07%
0.7%
70%
7%

Ans: 7%

4. What if 15/20 is reduced by 6/15?
7/20
8/13
9/20
21/20

Ans: 7/20

5. The polygon has dimensions 20, 17, 39, and 41. Find its perimeter.
115
116
118
117

Ans: 117

6. Solve the following: 3/5 + 2/5
3/5
1
6/5
2/5

Ans: 1