Three-Digit Prime Numbers by Tens

You will be given four three-digit numbers that differ only by the last digit being 1, 3, 7, or 9. Answer which ones are prime numbers.
Example: If you are given "21, 23, 27, 29," only 23 and 29 are prime numbers, so you should choose "3, 9"
Quiz by
OtterSou
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Last updated: March 12, 2024
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First submittedMarch 12, 2024
Times taken155
Average score85.6%
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351, 353, 357, 359
811, 813, 817, 819
521, 523, 527, 529
491, 493, 497, 499
941, 943, 947, 949
421, 423, 427, 429
571, 573, 577, 579
231, 233, 237, 239
641, 643, 647, 649
411, 413, 417, 419
301, 303, 307, 309
721, 723, 727, 729
661, 663, 667, 669
801, 803, 807, 809
431, 433, 437, 439
331, 333, 337, 339
761, 763, 767, 769
311, 313, 317, 319
371, 373, 377, 379
381, 383, 387, 389
911, 913, 917, 919
531, 533, 537, 539
471, 473, 477, 479
511, 513, 517, 519
171, 173, 177, 179
441, 443, 447, 449
791, 793, 797, 799
701, 703, 707, 709
241, 243, 247, 249
711, 713, 717, 719
951, 953, 957, 959
261, 263, 267, 269
321, 323, 327, 329
691, 693, 697, 699
861, 863, 867, 869
461, 463, 467, 469
751, 753, 757, 759
831, 833, 837, 839
591, 593, 597, 599
631, 633, 637, 639
391, 393, 397, 399
341, 343, 347, 349
581, 583, 587, 589
981, 983, 987, 989
651, 653, 657, 659
141, 143, 147, 149
671, 673, 677, 679
541, 543, 547, 549
451, 453, 457, 459
681, 683, 687, 689
931, 933, 937, 939
991, 993, 997, 999
781, 783, 787, 789
161, 163, 167, 169
191, 193, 197, 199
601, 603, 607, 609
971, 973, 977, 979
221, 223, 227, 229
921, 923, 927, 929
201, 203, 207, 209
251, 253, 257, 259
621, 623, 627, 629
121, 123, 127, 129
211, 213, 217, 219
901, 903, 907, 909
501, 503, 507, 509
821, 823, 827, 829
561, 563, 567, 569
281, 283, 287, 289
611, 613, 617, 619
291, 293, 297, 299
871, 873, 877, 879
481, 483, 487, 489
361, 363, 367, 369
841, 843, 847, 849
151, 153, 157, 159
551, 553, 557, 559
181, 183, 187, 189
111, 113, 117, 119
131, 133, 137, 139
881, 883, 887, 889
741, 743, 747, 749
401, 403, 407, 409
891, 893, 897, 899
731, 733, 737, 739
271, 273, 277, 279
851, 853, 857, 859
771, 773, 777, 779
101, 103, 107, 109
961, 963, 967, 969
none
1
3
7
9
1, 3
1, 7
1, 9
3, 7
3, 9
7, 9
1, 3, 7
1, 3, 9
1, 7, 9
3, 7, 9
all
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