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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"
Example: If you are given "21, 23, 27, 29," only 23 and 29 are prime numbers, so you should choose "3, 9"
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Last updated: March 12, 2024
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| First submitted | March 12, 2024 |
| Times taken | 155 |
| Average score | 85.6% | Report this quiz | Report |
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281, 283, 287, 289
151, 153, 157, 159
101, 103, 107, 109
791, 793, 797, 799
251, 253, 257, 259
981, 983, 987, 989
661, 663, 667, 669
591, 593, 597, 599
651, 653, 657, 659
461, 463, 467, 469
811, 813, 817, 819
911, 913, 917, 919
961, 963, 967, 969
261, 263, 267, 269
801, 803, 807, 809
241, 243, 247, 249
531, 533, 537, 539
971, 973, 977, 979
861, 863, 867, 869
481, 483, 487, 489
381, 383, 387, 389
881, 883, 887, 889
831, 833, 837, 839
521, 523, 527, 529
401, 403, 407, 409
201, 203, 207, 209
671, 673, 677, 679
891, 893, 897, 899
631, 633, 637, 639
341, 343, 347, 349
191, 193, 197, 199
471, 473, 477, 479
221, 223, 227, 229
171, 173, 177, 179
701, 703, 707, 709
211, 213, 217, 219
331, 333, 337, 339
751, 753, 757, 759
561, 563, 567, 569
421, 423, 427, 429
731, 733, 737, 739
371, 373, 377, 379
141, 143, 147, 149
921, 923, 927, 929
681, 683, 687, 689
941, 943, 947, 949
711, 713, 717, 719
611, 613, 617, 619
131, 133, 137, 139
431, 433, 437, 439
571, 573, 577, 579
991, 993, 997, 999
351, 353, 357, 359
821, 823, 827, 829
901, 903, 907, 909
231, 233, 237, 239
841, 843, 847, 849
551, 553, 557, 559
741, 743, 747, 749
761, 763, 767, 769
451, 453, 457, 459
361, 363, 367, 369
161, 163, 167, 169
771, 773, 777, 779
441, 443, 447, 449
691, 693, 697, 699
541, 543, 547, 549
291, 293, 297, 299
301, 303, 307, 309
641, 643, 647, 649
121, 123, 127, 129
931, 933, 937, 939
581, 583, 587, 589
391, 393, 397, 399
781, 783, 787, 789
181, 183, 187, 189
321, 323, 327, 329
951, 953, 957, 959
511, 513, 517, 519
851, 853, 857, 859
491, 493, 497, 499
501, 503, 507, 509
871, 873, 877, 879
411, 413, 417, 419
621, 623, 627, 629
721, 723, 727, 729
111, 113, 117, 119
601, 603, 607, 609
311, 313, 317, 319
271, 273, 277, 279
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