Republic of the Philippines Department of Education

Division of SorsogonSAN JUAN NATIONAL HIGH SCHOOL

Mathematics VII

Directions: Write your answer on a separate sheet. Answers must be reduced to lowest term/simplest form. If there are items where the answers are not in the options write the correct answer on your answer sheet.

PART I. Multiple Choice Test. Choose the letter that you think best answers the question.

1. What is the sum if 2.3is added to 7.4?a. 5.1b. 5.7

c. 9.1d. 9.7

2. What is the product if you multiply 5.28 by 1.01?a. 5.3328b. 53.328

c. 533.28d. 5332.8

3. What do you call numbers that cannot be expressed as a quotient of ab

of two integers?

a. Integersb. Irrational Number

c. Principal Rootd. Rational Number

4. What is the correct graph of √8?

5. Which of the following is the correct arrangement from least to greatest given 2.518, 2.287, 2.611?

a. 2.287, 2.518, 2.611b. 2.287, 2.611, 2.518

c. 2.518, 2.287, 2.611d. 2.611, 2.287, 2.518

6. How many significant digits are there in 5001.0100?

a. 3b. 5

c. 6d. 8

7. A student weighs an item using a scale. He measured it at 30.00 grams. How many significant digits are there in the measured item?

a. 1b. 2

c. 3d. 4

8. What is the correct scientific notation of 0.00000056 liters?

a. 5.6×10−7litersb. 5.6×10−6liters

c. 5.6×106litersd. 5.6×107liters

9. The speed of light is measured at 300000000msec. Shaun wants to write it in scientific notation,

which among the given us the correct notation?

a. 3.0×10−8 msec

b. 3.0×10−6 msec

1

c. 3.0×106msec

d. 3.0×108 msec

10. What did ancient people in 3rd Century Egypt used to determine measurements?

a. Body partsb. Sticks

c. Rulesd. None of the above

11. Ariel was tasked to convert 230 000 000 mm to km. What is the correct converted number?

a. 23 kmb. 230 km

c. 2 300 kmd. 23 000 km

12. What do you call the distance around any given polygon?

a. Areab. Perimeter

c. Volumed. None of the above

13. If you added 345.564 to 2 564.5632, what would be its sum?

a. 2 599.1196b. 2 910.1272

c. 2 910.6196d. 3 910.1272

14. What is the product what you multiply 450.1 by 2.21?

a. 99.4721b. 994.721

c. 9 947.21d. 99 472.1

15. Craig and Norman are comparing their heights. If Craig’s height is 175.8 and Norman’s height is 170.4. What is the difference in their heights?

a. 2.4b. 3.4

c. 4.4d. 5.4

16. Angela bought 2.13 meters of silk, 3.28 meters of satin and 8.42meters of velvet. How many meters of cloth did she bought?

a. 11.83b. 12.83

c. 13.83d. 14.83

17. Charles has 4.25dm of string; he needs to divide it equally to five parts. How long is each portion of string?

a. 0.85 dmb. 8.5 dm

c. 85 dmd. 850 dm

18. A warehouse owner agrees to store 1000 sacks of rice at a rate of 12.75 per sack per month. What is the total storage fee that the owner needs to collect in a month?

a. Php 12.75b. Php 127.50

c. Php 1 275.00d. Php 12 750.00

19. What is the principal root of √100?

a. 8b. 9

c. 10d. 11

20. Between which two consecutive integers does the square root of 20 lie?

2

a. 3 and 4b. 4 and 5

c. 5 and 6d. 6 and 7

21. Between which two consecutive integers does 3√5lie?

a. 0 and 1b. 1 and 2

c. 2 and 3d. 3 and 4

22. What is the value of √15rounded to the nearest tenth?

a. 3.6b. 3.7

c. 3.8d. 3.9

23. A runner runs the last 45m of the in race in 6 seconds. How many significant figures will the runner’s speed have?

a. 0b. 1

c. 2d. 3

24. If the density of a liquid is 781.250 gml

, How many significant digits can be found?

a. 4b. 5

c. 6d. 7

3

25. Quinn recalled the rules in determining the significant digits, she wrote the following:i. All digits that are not zeros are significant.

ii. Zeros appearing between nonzero digits are significant.iii. Zeros in front of non-zero digits are not significant

Which rules are true for determining the significant digits?

a. I and IIb. II and III

c. I and IIId. I, II and III

26. The distance between two planets in the solar system is 758 125 120 miles. What is this distance written in scientific notation?

a. 0.75×107

b. 7.5× 107c. 7.5 × 108

d. 7.5× 109

27. What is the value of 6.02×10−6 in scientific notation?

a. 0.0000602b. 0.00000602

c. 6 020 000d. 602 000 000

28. What is the sum of 2.01×107 and 1.02×106?

a. 2.11 × 107

b. 3.03×107c. 0.30× 108

d. 2.11× 108

29. Which unit measure belongs to the English System of measurement?

a. Cubitb. Inches

c. Metersd. Span

30. What is the converted value of 36inches if it will be converted to yards?

a. 1b. 2

c. 3d. 4

31. Sarah is running a 42-mile marathon. How many more feet does Sarah needs to run if she has already covered 64 240 yards?

a. 5 800 b. 5 900

c. 6 000d. 6 100

32. Given Figure 1, what is its perimeter?a. 18inb. 19in c. 20ind. 21in

33. Given Figure 1, what is its area?a. 16¿2

b. 17¿2

c. 18¿2

d. 19¿2

34. Given Figure 2, what is its perimeter?a. 10 hmb. 12 hmc. 14 hm

4

FIGURE 1

d. 16 hm35. Given Figure 2, what is its area?

a. 16hm2

b. 17hm2

c. 18hm2

d. 19hm2

5

FIGURE 2

36. Given Figure 3, what is its perimeter?a. 10 mb. 15 mc. 20 md. 25 m

37. Given Figure 3, what is its area?

a. 20m2

b. 22m2

c. 24m2

d. 26m2

38. Choose the correct classification for the following number in order:−8 ,34,0 ,√2 ,9

a. Integer, Fraction, Zero, Irrational, Rationalb. Rational, Decimals, Zero, Whole Number, Integerc. Integer, Irrational, Rational, Irrational, Rationald. None of the above

39. Andrea needs 3.75 cups of flour to make 24 cupcakes. How much flour does she need to make 8 cupcakes?

a. 1 cupb. 1.25 cups

c. 1.5 cupsd. 1.75 cups

40. Samantha was tasked to place fencing around their estate; she was given the image and measurements (in the figure). How much fencing materials will she need to cover her estate?

a. 40 mb. 42 mc. 44 md. 46 m

GOOD LUCK

CHAD LOWE V. VILLARROYAGrade VII – Mathematics Teacher

6

FIGURE 3