MQT 1001 TN1

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- 10-2 = 1 = 1 = 1 = 1 x 1000 = 1000 ÷ 100 = 10 Rép : 10

103 102 (10 x 10) 100 100 1

103 (10 x 10 x 10) 1000

Question 4 (15 points)

- 253/2 = = = = 125 Rép : 125[pic 5][pic 6][pic 7]

- 32-3/5 = 1 = 1 = 1 = 1 = Rép :

323/5 5 5 [pic 8][pic 9][pic 10][pic 11][pic 12]

- ()4/3 = 3√()4 = = = = 5 Rép : 5 [pic 13][pic 14][pic 15][pic 16][pic 17][pic 18][pic 19]

- = 3 √64 = = Rép : [pic 20][pic 21][pic 22][pic 23]

3√125 3[pic 24]

- √24 x √6 = 241/2 x 61/2 = 240,5 x 60,5 = 4,90 x 2,45 = 12 Rép : 12

Question 5 (5 points)

54000 – 50490 = 3510 = 3510 ÷ 54000 = 0,065 = 6,5% Rép : 6,5%

54000 54000

Question 6 (5 points)

45920 x 2,5% = 45920 x 0,025 = 1148 =» 45920 – 1148 = 44772 Rép : 44772

Question 7 (5 points)

1800$ x 4,5% x 4/12 = 1800$ x 4,5/100 x 4/12 = 18$ x 4,5 x 4/12 = 18$ x 4,5 x 0,333 = 27$ Rép : 27$

Question 8 (8 points)

- 62000$ x 5,5% x 12/48 = 62000$ x 5,5/100 x 12/48 = 620$ x 5,5 x ¼ = 620 x 5,5 x 0.25 x 4 = 3410$

Rép : 3410$

- 852,50$ x 48% = 852,50$ x 48/100 = 852,50$ x 12/25 = 852,50$ x 0,48 = 409,20 $ Rép : 409,20$

- 62000$ x 5,5% x 12/48 = 62000$ x 5,5/100 x 12/48 = 620$ x 5,5 x ¼ = 620 x 5,5 x 0.25 = 852,50$

852,50$ - 409,20$ = 443,30$ Rép : 443,30$

Question 9 (8 points)

- 16000$ x 6,6% = 16000$ x 6,6/100 = 16000$ x 0.066 = 1056$ Rép : 1056$

- (16000$ + 1056$) x 6,6% = 17056$ x 6,6/100 = 17056$ x 0.066 = 1125,69$ Rép : 1125,70$

- 16000$ (1 + 6,6%) (1 + 6,6%) = 16000$ x 1,066 x 1,066 = 18181,70$ Rép : 18181,70$

Question 10 (5 points)

-