Home
Which set contains triangular numbers?

Question 1:

Which set contains triangular numbers?

A. 1, 10, 100, 1000, 10000, 100000, 1000000

B. 1, 2, 3, 5, 7, 11, 13, 17

C. 1, 4, 9, 16, 25, 36, 49

D. 1, 3, 6, 10, 15, 21, 28

These questions are from this test. Would you like to take a practice test?

Trivial Practice Quiz science-technology - Test 25 | Englishfreetest.com

30 minutes
15 questions