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Все задания • Прототипы |
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Тип заданий: | |
Решённость: |
Для изготовления книжных полок требуется заказать 42 одинаковых стекла в одной из трех фирм. Площадь каждого стекла 0,25 м2. В таблице приведены цены на стекло, а также на резку стекол и шлифовку края. Сколько рублей нужно заплатить за самый выгодный заказ?
Фирма | Стоимость стекла (руб. за 1 м2). | Резка и шлифовка (руб. за одно стекло) |
A | 415 | 75 |
Б | 430 | 65 |
В | 465 | 60 |
Вариант ответа | Количество ответов | Количество ответивших* | Среднее время раздумий |
7245 | 191 (47.9%) | 79 | 00:06:47 |
2636.25 | 20 (5.0%) | 5 | 00:06:29 |
4432.5 | 14 (3.5%) | 6 | 00:08:20 |
7402.5 | 12 (3.0%) | 7 | 00:11:48 |
7460 | 9 (2.3%) | 5 | 00:06:31 |
5390 | 7 (1.8%) | 2 | 00:05:11 |
5145 | 7 (1.8%) | 2 | 00:06:18 |
17505 | 5 (1.3%) | 3 | 00:03:24 |
7507.5 | 5 (1.3%) | 3 | 00:22:32 |
20580 | 4 (1.0%) | 3 | 00:05:58 |
490 | 4 (1.0%) | 2 | 00:01:31 |
172.5 | 4 (1.0%) | 2 | 00:04:45 |
2636 | 3 (0.8%) | 1 | 00:11:28 |
69795 | 3 (0.8%) | 1 | 00:08:35 |
7119 | 3 (0.8%) | 2 | 00:06:45 |
72870 | 3 (0.8%) | 1 | 00:05:02 |
2985 | 2 (0.5%) | 2 | 00:03:49 |
4380 | 2 (0.5%) | 1 | 00:08:35 |
4580 | 2 (0.5%) | 2 | 00:05:39 |
46725 | 2 (0.5%) | 1 | 00:05:46 |
6300 | 2 (0.5%) | 1 | 00:03:48 |
8320 | 2 (0.5%) | 2 | 00:04:53 |
1 | 2 (0.5%) | 1 | 00:02:58 |
107.5 | 2 (0.5%) | 1 | 00:02:58 |
20160 | 2 (0.5%) | 1 | 00:08:31 |
20790 | 2 (0.5%) | 2 | 00:04:27 |
2837.5 | 2 (0.5%) | 2 | 00:03:06 |
3253.75 | 2 (0.5%) | 2 | 00:02:19 |
415 | 2 (0.5%) | 2 | 00:01:00 |
4882.5 | 2 (0.5%) | 1 | 02:13:07 |
6210 | 2 (0.5%) | 1 | 00:01:02 |
7890 | 2 (0.5%) | 1 | 00:06:24 |
00 | 1 (0.3%) | 1 | 00:00:07 |
1036 | 1 (0.3%) | 1 | 00:00:32 |
1171800 | 1 (0.3%) | 1 | 00:03:55 |
132 | 1 (0.3%) | 1 | 00:02:23 |
172 | 1 (0.3%) | 1 | 00:02:54 |
17502 | 1 (0.3%) | 1 | 00:03:26 |
17589 | 1 (0.3%) | 1 | 00:02:37 |
186165 | 1 (0.3%) | 1 | 00:07:50 |
20.580 | 1 (0.3%) | 1 | 00:05:26 |
218.25 | 1 (0.3%) | 1 | 00:04:43 |
2516.25 | 1 (0.3%) | 1 | 00:03:37 |
2646.25 | 1 (0.3%) | 1 | 00:04:54 |
27900 | 1 (0.3%) | 1 | 00:01:04 |
2868.75 | 1 (0.3%) | 1 | 00:03:17 |
292959 | 1 (0.3%) | 1 | 00:20:05 |
306900 | 1 (0.3%) | 1 | 00:06:33 |
32 | 1 (0.3%) | 1 | 00:00:03 |
3258 | 1 (0.3%) | 1 | 00:20:12 |
329962.5 | 1 (0.3%) | 1 | 00:01:57 |
4 | 1 (0.3%) | 1 | 00:00:03 |
432.5 | 1 (0.3%) | 1 | 00:11:12 |
4357.5 | 1 (0.3%) | 1 | 00:05:36 |
465 | 1 (0.3%) | 1 | 00:00:27 |
4687200 | 1 (0.3%) | 1 | 00:01:48 |
4872.5 | 1 (0.3%) | 1 | 00:11:00 |
5144.5 | 1 (0.3%) | 1 | 02:07:48 |
546 | 1 (0.3%) | 1 | 00:03:40 |
555 | 1 (0.3%) | 1 | 00:00:16 |
567 | 1 (0.3%) | 1 | 00:00:40 |
6 | 1 (0.3%) | 1 | 00:00:05 |
6225 | 1 (0.3%) | 1 | 00:05:43 |
6975 | 1 (0.3%) | 1 | 00:09:49 |
7045.0 | 1 (0.3%) | 1 | 00:16:32 |
7165 | 1 (0.3%) | 1 | 00:05:57 |
7202 | 1 (0.3%) | 1 | 00:08:54 |
7218 | 1 (0.3%) | 1 | 00:05:10 |
7242 | 1 (0.3%) | 1 | 00:37:56 |
7275 | 1 (0.3%) | 1 | 00:16:35 |
7305 | 1 (0.3%) | 1 | 00:10:53 |
7377.5 | 1 (0.3%) | 1 | 00:31:58 |
7425 | 1 (0.3%) | 1 | 00:03:37 |
76 | 1 (0.3%) | 1 | 00:31:35 |
7955 | 1 (0.3%) | 1 | 00:37:19 |
8295 | 1 (0.3%) | 1 | 00:00:50 |
9245 | 1 (0.3%) | 1 | 00:02:48 |
12 | 1 (0.3%) | 1 | 00:00:10 |
1563 | 1 (0.3%) | 1 | 00:02:15 |
178 | 1 (0.3%) | 1 | 00:01:46 |
2 | 1 (0.3%) | 1 | 00:00:05 |
23 | 1 (0.3%) | 1 | 00:01:00 |
2520 | 1 (0.3%) | 1 | 00:02:02 |
2770.95 | 1 (0.3%) | 1 | 00:08:05 |
292950 | 1 (0.3%) | 1 | 00:04:51 |
2945 | 1 (0.3%) | 1 | 00:03:03 |
3 | 1 (0.3%) | 1 | 00:00:50 |
3078 | 1 (0.3%) | 1 | 00:03:09 |
326812.5 | 1 (0.3%) | 1 | 00:08:02 |
3920 | 1 (0.3%) | 1 | 00:00:54 |
4357 | 1 (0.3%) | 1 | 00:03:18 |
4365 | 1 (0.3%) | 1 | 00:14:28 |
438900 | 1 (0.3%) | 1 | 00:05:17 |
453 | 1 (0.3%) | 1 | 00:11:31 |
4589 | 1 (0.3%) | 1 | 00:07:58 |
4672.5 | 1 (0.3%) | 1 | 00:04:08 |
4675 | 1 (0.3%) | 1 | 00:06:57 |
4697.5 | 1 (0.3%) | 1 | 00:06:38 |
5143 | 1 (0.3%) | 1 | 00:06:14 |
5402.5 | 1 (0.3%) | 1 | 00:04:26 |
5520 | 1 (0.3%) | 1 | 00:00:41 |
5600 | 1 (0.3%) | 1 | 00:00:07 |
5845 | 1 (0.3%) | 1 | 00:20:50 |
627.5 | 1 (0.3%) | 1 | 00:02:13 |
65 | 1 (0.3%) | 1 | 00:00:59 |
7175 | 1 (0.3%) | 1 | 00:04:57 |
7203 | 1 (0.3%) | 1 | 00:00:56 |
7225 | 1 (0.3%) | 1 | 00:03:23 |
7244 | 1 (0.3%) | 1 | 00:04:30 |
7254 | 1 (0.3%) | 1 | 00:04:22 |
7310 | 1 (0.3%) | 1 | 00:04:56 |
7425.6 | 1 (0.3%) | 1 | 00:11:45 |
82.320 | 1 (0.3%) | 1 | 00:03:56 |
8310 | 1 (0.3%) | 1 | 00:07:26 |
9180 | 1 (0.3%) | 1 | 00:06:14 |
99 | 1 (0.3%) | 1 | 00:00:03 |
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