Mathematics Questions

      FIRST

Examination malpractices may lead to a repeat of the subject or suspensions don’t be involved.   

SUBJECT   MATHEMATICS                CLASS: J. S. S ONE                   DURATION 2HR

Instruction: answer all questions in this section

1. Write in figures: one billion, two hundred and four million, twenty four thousand and six. (a) 1 240 306 299 (b) 1 204 106 299 (c) 1 204 024 006 (d) 1 204 016
2. Write in figures: Twenty five trillion, three hundred and five billion, six hundred and sixty nine million, one hundred thousand and forty one. (a) 25 309  091  763 (b) 8   400   105   101   054  (c) 25   305   669   100   041  (d) 25   35   0   669   117.
3. Write in figures: Nine billion, seven hundred and one million, five hundred and eight thousand, six hundred and forty two. (a) 9701500640 (b) 900070150640 (c) 9701580640 (d) 9701564000.
4. Find all the factors of 72. (a) 1,2,3,4,6,8,9,12,18,24,36 and 72. (b) 1,2,6,8,9,18,36 and 72 (c) 1,2,4,8,9,12,18,24 and 72 (d) 1,2,4,6,8,12,28,36 and 72
5. Express 90 as a product of its prime factors (a) 2x3x3x5 (b) 2x3x5 (c) 2x3x4x5 (d) 2x3x4x5x6.
6. Find the H.C.F of 48 and 60 (a) 12 (b) 6 (c) 18 (d) 24.
7. The first three multiples of 6 are (a) 6, 12, 18 (b) 6, 18, 24 (c) 12, 18, 36 (d) 12, 18, 24.
8. Find the LCM of 16, 24 and 42. (a) 336 (b) 236 (c) 363 (d) 163.
9. What is the sum of the H.C.F and L.C.M of 6 and 12? (a) 6 (b) 12 (c) 18 (d)
10. Find the missing number: =        (a) 81 (b) 1 (c) 9 (d) 10.
11. find the missing part of these fractions  =     =    =   (a) 6, 12, 35 (b) 1, 6, 12  (c) 21, 10, 20 (d) 6, 12, 20.
12. Arrange these fractions in ascending order:   ,   ,  , .         (a)   ,  ,  ,  (b) ,  ,  ,   (c)  ,  ,  ,   (d)   ,  ,  ,  .
13. Find the value of    +   +    (a)   (b)   (c)   (d) 2.
14. Simplify   –    (a)   (b)   (c)   (d)  .
15. Evaluate  ÷    (a)   (b)     (c)   (d)  .
16. Find the value of   divided by   (a)   (b)    (c)   (d)  .
17. Give the number 0.00692 correct to nearest thousandth (a) 0.006 (b) 0.007 (c) 0.0069 (d) 0.0002.
18. Calculate 46 x 34 correct to 2 significant figure. (a) 1564 (b) 1654 (c) 1500 (d) 1600.
19. Two hundred and fifty nine billion, four hundred and twenty three million, six hundred and four thousand, three hundred and eight in figures is __________________. (a) 250  923  604  308  (b)  2  594   230   408  (c) 259  423   604   308  (c) 20   942   368   308.
20. The difference between 79 and 208 is (a) 109  (b) 209 (c) 4050  (d) 129.
21. The place value of 7 in the number 82  730  129  is (a) 7 millions (b) 70 hundredth (c) 700 thousand (d) 70 ten.
22. Which of the following is not a proper fraction. (a) (b)  (c)  (d)   .
23. All the multiples of 4 from 40 t0 60 inclusive are (a) 40, 44, 48, 52, 56 (b) 42, 44, 48, 52, 56, 60 (c) 40, 44, 48, 52, 56, 60.
24. The normal price of a radio is N10,000. If   of the price is taken off. How much does the radio cost now? (a) N2000 (b) N1000 (c) N6000 (d) N8000.
25. Simplify   +   –   (a)   (b)   (c)   (d)   .
26. Find the L.C.M of 60 and 90. (a) 90 (b) 630 (c) 180 (d) 517.
27. Find the HCF of 32, 40 and 56 (a) 24 (b) 4 (c) 8 (d) 16.

 28.    Which of the following is not a proper fraction  (a) 1/4 (b)3/4 (c)3/2

           (d) 7/12

 29.     The HCF of 5,10 and 15 is  (a) 150 (b) 5 (c) 15 (d) 30

 30.      75% expressed as a fraction is (a) 3/4 (b) 1/5 (c) 1/4 (d) 3/8

SECTION B:             Instruction:   Answer any 3 questions from this section.

1a.Write the following numbers in words:

 (i) 4 607 008 230 (ii) 1 200 278 230.

1b.Write in figures(note, show full workings)

 (i)Seven hundred and fifteen million, six hundred and one thousand and eighteen.

(ii)One million,eight hundred and sixty thousand, two hundred and seven.

2a.Find the L.C.M of 18, 36 and 48.

2b.Find the H.C.F of 18, 81 and 36.

2c.Find the product of the LCM and HCF of  8,12 and 24

2d.Express 80 as a product of its prime factors.

3a. Simplify     +   +  .

3b.Evaluate     –        

3c.What is three-quarter of 

3d.Copy, show working and complete each of the following

                          =        =       =       =      

4a. In a car park,   of the cars are red,   are blue, and the rest are white. What fraction of the cars are white?

4b. Evaluate    x    ÷   

4c. 200 sweets are to be shared among 11 pupils equally. How many will each child get and how many will remian.

4d. 80 pencils cost N440. Find the cost of 1 pencil

5a. Calculate the value of 5.765 + 81.34

5b. The length of a room is   m and the width is  m. Calculate its

• Estimated area      II. Real area.

5c. convert    to percentage ()

5d.convert 0.45 to percentage ()