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20 questions
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- 1. Multiple-choice30 seconds1 pt
105
115
125
95
- 2. Multiple-choice30 seconds1 pt
84
94
104
114
- 3. Multiple-choice30 seconds1 pt
145
155
165
175
- 4. Multiple-choice30 seconds1 pt
251
261
271
281
- 5. Multiple-choice30 seconds1 pt
Find the number of degrees in three right angles.
270
180
360
450
- 6. Multiple-choice30 seconds1 pt
Find the number of degrees in two right angles.
270
45
90
180
- 7. Multiple-choice30 seconds1 pt
Find the number of degrees in three quarters of a turn.
45
320
270
130
- 8. Multiple-choice30 seconds1 pt
Find the number of degrees in half a turn.
180
90
250
200
- 9. Multiple-choice1 minute1 pt
Subtract the sum of 26 and 54 from 180.
100
-100
152
-152
- 10. Multiple-choice1 minute1 pt
Subtract the sum of 67 and 16 from 180.
33
-97
-33
97
- 11. Multiple-choice1 minute1 pt
Subtract the sum of 43 and 189 from 360.
214
128
-214
-128
- 12. Multiple-choice1 minute1 pt
Subtract the sum of 56 and 147 from 360.
157
451
-451
-157
- 13. Multiple-choice30 seconds1 pt
Two numbers have a total of 180. One of the numbers is 103. What is the second number?
97
87
77
67
- 14. Multiple-choice30 seconds1 pt
Two numbers have a total of 180. One of the numbers is 143. What is the second number?
37
47
57
67
- 15. Multiple-choice30 seconds1 pt
Three numbers have a total of 180. Two of the numbers are 65 and 94. Find the third number.
21
31
41
51
- 16. Multiple-choice1 minute1 pt
Four numbers have a sum of 180. Two of the numbers are 26 and 38. The other two numbers are equal. Find these numbers.
58
68
78
88
- 17. Multiple-choice30 seconds1 pt
Three numbers have a total of 360. Two of the numbers are 60 and 130. Find the third number.
160
170
180
190
- 18. Multiple-choice30 seconds1 pt
Three numbers have a total of 360. Two of the numbers are 70 and 120. Find the third number.
160
170
180
190
- 19. Multiple-choice1 minute1 pt
Four numbers have a total of 360. Three of the numbers are 30, 60 and 100. Find the fourth number.
170
180
190
200
- 20. Multiple-choice1 minute1 pt
Four numbers have a total of 360. Three of the numbers are 100, 49 and 81. Find the fourth number.
160
150
140
130
