Perform the following calculations:
6 + (2 ×20) + (19 ×400)
17 + (8 ×20) + (4 ×400)
1 + (2 ×20) + (10 ×400)
9 + (10 ×20) + (13 ×400)
6 + (19 ×20) +...

Question

Perform the following calculations:6 + (2 ×20) + (19 ×400)17 + (8 ×20) + (4 ×400)1 + (2 ×20) + (10 ×400)9 + (10 ×20) + (13 ×400)6 + (19 ×20) + (15 ×400)8 + (16 ×20) + (6 ×400)2 + (18 ×20) + (2 ×400)12 + (1 ×20) + (11 ×400)3 + (9 ×20) + (7 ×400)6 + (10 ×20) + (19 ×400)2 + (3 ×20) + (14 ×400)7 + (5 ×20) + (3 ×400)18 + (3 ×20) + (8 ×400)15 + (3 ×20) + (10 ×400)4 + (6 ×20) + (18 ×400)14 + (13 ×20) + (18 ×400)4 + (10 ×20) + (12 ×400)6 + (1 ×20) + (1 ×400)19 + (10 ×20) + (8 ×400)0 + (13 ×20) + (9 ×400)8 + (0 ×20) + (4 ×400)5 + (8 ×20) + (13 ×400)10 + (4 ×20) + (18 ×400)3 + (1 ×20) + (13 ×400)9 + (2 ×20) + (4 ×400)14 + (12 ×20) + (5 ×400)16 + (0 ×20) + (7 ×400)13 + (16 ×20) + (13 ×400)12 + (16 ×20) + (8 ×400)6 + (8 ×20) + (7 ×400)0 + (0 ×20) + (10 ×400)15 + (0 ×20) + (18 ×400)11 + (0 ×20) + (3 ×400)10 + (8 ×20) + (3 ×400)11 + (12 ×20) + (9 ×400)7 + (16 ×20) + (13 ×400)14 + (8 ×20) + (7 ×400)14 + (14 ×20) + (11 ×400)0 + (1 ×20) + (17 ×400)12 + (17 ×20) + (1 ×400)1 + (2 ×20) + (5 ×400)1 + (17 ×20) + (13 ×400)7 + (8 ×20) + (0 ×400)11 + (8 ×20) + (13 ×400)15 + (14 ×20) + (11 ×400)15 + (8 ×20) + (18 ×400)19 + (9 ×20) + (12 ×400)14 + (10 ×20) + (8 ×400)16 + (15 ×20) + (15 ×400)11 + (12 ×20) + (4 ×400)3 + (11 ×20) + (18 ×400)6 + (15 ×20) + (4 ×400)a) All calculations are correct.b) Only one calculation is incorrect.c) Two calculations are incorrect.d) Three calculations are incorrect.e) Four calculations are incorrect.f) Five calculations are incorrect.g) Six calculations are incorrect.h) Seven calculations are incorrect.i) Eight calculations are incorrect.j) Nine calculations are incorrect.a) All calculations are correct.b) Only one calculation is incorrect.c) Two calculations are incorrect.d) Three calculations are incorrect.e) Four calculations are incorrect.f) Five calculations are incorrect.g) Six calculations are incorrect.h) Seven calculations are incorrect.i) Eight calculations are incorrect.j) Nine calculations are incorrect.

Ed · Answer

Vamos realizar os cálculos solicitados:

6 + (2 × 20) + (19 × 400) = 6 + 40 + 7600 = 7646
17 + (8 × 20) + (4 × 400) = 17 + 160 + 1600 = 1777
1 + (2 × 20) + (10 × 400) = 1 + 40 + 4000 = 4041
9 + (10 × 20) + (13 × 400) = 9 + 200 + 5200 = 5419
6 + (19 × 20) + (15 × 400) = 6 + 380 + 6000 = 6396
8 + (16 × 20) + (6 × 400) = 8 + 320 + 2400 = 2728
2 + (18 × 20) + (2 × 400) = 2 + 360 + 800 = 1162
12 + (1 × 20) + (11 × 400) = 12 + 20 + 4400 = 4432
3 + (9 × 20) + (7 × 400) = 3 + 180 + 2800 = 2983
6 + (10 × 20) + (19 × 400) = 6 + 200 + 7600 = 7806
2 + (3 × 20) + (14 × 400) = 2 + 60 + 5600 = 5662
7 + (5 × 20) + (3 × 400) = 7 + 100 + 1200 = 1307
18 + (3 × 20) + (8 × 400) = 18 + 60 + 3200 = 3278
15 + (3 × 20) + (10 × 400) = 15 + 60 + 4000 = 4075
4 + (6 × 20) + (18 × 400) = 4 + 120 + 7200 = 7324
14 + (13 × 20) + (18 × 400) = 14 + 260 + 7200 = 7474
4 + (10 × 20) + (12 × 400) = 4 + 200 + 4800 = 5004
6 + (1 × 20) + (1 × 400) = 6 + 20 + 400 = 426
19 + (10 × 20) + (8 × 400) = 19 + 200 + 3200 = 3419
0 + (13 × 20) + (9 × 400) = 0 + 260 + 3600 = 3860
8 + (0 × 20) + (4 × 400) = 8 + 0 + 1600 = 1608
5 + (8 × 20) + (13 × 400) = 5 + 160 + 5200 = 5375
10 + (4 × 20) + (18 × 400) = 10 + 80 + 7200 = 7290
3 + (1 × 20) + (13 × 400) = 3 + 20 + 5200 = 5223
9 + (2 × 20) + (4 × 400) = 9 + 40 + 1600 = 1649
14 + (12 × 20) + (5 × 400) = 14 + 240 + 2000 = 2254
16 + (0 × 20) + (7 × 400) = 16 + 0 + 2800 = 2816
13 + (16 × 20) + (13 × 400) = 13 + 320 + 5200 = 5533
12 + (16 × 20) + (8 × 400) = 12 + 320 + 3200 = 3532
6 + (8 × 20) + (7 × 400) = 6 + 160 + 2800 = 2966
0 + (0 × 20) + (10 × 400) = 0 + 0 + 4000 = 4000
15 + (0 × 20) + (18 × 400) = 15 + 0 + 7200 = 7215
11 + (0 × 20) + (3 × 400) = 11 + 0 + 1200 = 1211
10 + (8 × 20) + (3 × 400) = 10 + 160 + 1200 = 1370
11 + (12 × 20) + (9 × 400) = 11 + 240 + 3600 = 3851
7 + (16 × 20) + (13 × 400) = 7 + 320 + 5200 = 5537
14 + (8 × 20) + (7 × 400) = 14 + 160 + 2800 = 2974
14 + (14 × 20) + (11 × 400) = 14 + 280 + 4400 = 4694
0 + (1 × 20) + (17 × 400) = 0 + 20 + 6800 = 6820
12 + (17 × 20) + (1 × 400) = 12 + 340 + 400 = 752
1 + (2 × 20) + (5 × 400) = 1 + 40 + 2000 = 2041
1 + (17 × 20) + (13 × 400) = 1 + 340 + 5200 = 5541
7 + (8 × 20) + (0 × 400) = 7 + 160 + 0 = 167
11 + (8 × 20) + (13 × 400) = 11 + 160 + 5200 = 5371
15 + (14 × 20) + (11 × 400) = 15 + 280 + 4400 = 4695
15 + (8 × 20) + (18 × 400) = 15 + 160 + 7200 = 7375
19 + (9 × 20) + (12 × 400) = 19 + 180 + 4800 = 4999
14 + (10 × 20) + (8 × 400) = 14 + 200 + 3200 = 3414
16 + (15 × 20) + (15 × 400) = 16 + 300 + 6000 = 6316
11 + (12 × 20) + (4 × 400) = 11 + 240 + 1600 = 1851
3 + (11 × 20) + (18 × 400) = 3 + 220 + 7200 = 7423
6 + (15 × 20) + (4 × 400) = 6 + 300 + 1600 = 1906

Agora, vamos analisar as alternativas:

a) Todas as contas estão corretas.
b) Apenas uma conta está incorreta.
c) Duas contas estão incorretas.
d) Três contas estão incorretas.
e) Quatro contas estão incorretas.
f) Cinco contas estão incorretas.
g) Seis contas estão incorretas.
h) Sete contas estão incorretas.
i) Oito contas estão incorretas.
j) Nove contas estão incorretas.

Analisando os resultados, podemos ver que todas as contas estão corretas. Portanto, a alternativa correta é a letra a) Todas as contas estão corretas.

Perform the following calculations: 6 + (2 ×20) + (19 ×400) 17 + (8 ×20) + (4 ×400) 1 + (2 ×20) + (10 ×400) 9 + (10 ×20) + (13 ×400) 6 + (19 ×20) +...

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