Information about Alhikmah preparation for checkpoint math 2 di ght

Published on October 15, 2014

Author: winawinarni

Source: slideshare.net

2. • 퐴푛푎 = 12 20 × 50 = $30 • 푆푎푙푖 = 8 20 × 50 = $20

3. • 퐶 = 2휋푟 = 2 x 3.14 x 36 = …….??? (bolehpakaiKalkulator)

4. Q ● ● ● ●

5. a)Write an expression, in terms of K, for the number of dollars Cindy has. • B = K – 6 • C = 2B = 2 (K – 6) = 2K – 12 b) Cindy has $4 less than Adi. Work out the value of K. 2K – 12 = K – 4 2K – K = -4 + 12 K = 8

6. 0 5 6 7 8 8 1 1 2 3 3 6 7 9 2 0 0 4 8 3 1 2 2 Key : 3 | 2 = 32 5 32 16 Smallest number = ……………….. Largest Number = ……………….. Median = ……………… . (data tengah)

7. X x2 + 2x = Comment 2 4 + 4 = 8 Too small 2.1 4.41 + 4. 2 = 8.61 Too small 2.2 4.84 + 4. 4 = 9.24 Too small 2.3 5.29 + 4. 6 = 9.89 Approximately

8. Ocean Greatest depth in metres Greatest depth in Fathoms Atlantic 8400 15400 Indian 14700 8400 15400 × 14700 = 8018.18 ≈ 8000 Complete the table Round your answer to the nearest hundred

9. 09: 30 – 08:45 = 45 minutes 45 minutes = ¾ hour Average speed = ퟏퟔퟐ ퟑ ퟒ = ퟏퟔퟐ × ퟒ ퟑ = ퟓퟒ × ퟒ = ퟐퟏퟔ 풌풎/풉

10. Area of path = (8 + 1 + 1)(6 + 1 + 1) – (8 x 6) m2 = (10 x 8) – (8 x 6) = 80 – 48 = 32 Stones he needs = 32 x 50 kg = 1600 kg = 1.6 tonnes The number of stones he needs to buy = 1.6 : 0.75 = 2.13333 So, he need to buy 3 bags of stones 1 m 1 m Flower 6 m bed 1 cm 1 m 8 m Path

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