Decimal Fractions Worksheet-6

Decimal Fractions Worksheet-6

1. 8 .7 – [7.6 – (6.5 – (5.4 – ))] is simplified to :

(a) 2.5                 (b) 3.5                (c) 4.5                 (d) 5.5

2. The value of correct to 4 decimal places is :

(a) 0.3075         (b) 0.3082        (c) 0.3083         (d) 0.3085

3. Find the value of the following expression upto four places of decimals.

(a) 1.6414          (b) 1.6415          (c) 1.6416           (d) 1.6428

4. If 1.5x = 0.04y, then the value of is :

(a)               (b)                 (c)                 (d) None of these

5. The value of is :

(a) 30                 (b) 34.8              (c) 36.6              (d) 41.4

6. is approximately equal to :

(a) 2                    (b) 2.40              (c) 2.43              (d) 2.50

7. The value of is :

(a) 80                 (b) 800              (c) 8000            (d) 80000

(a) 0.8                (b) 1.45               (c) 2.40              (d) 3.25

9. The value of is closest to :

(a) 0.002           (b) 0.02             (c) 0.2                (d) 2

10. The value of is close to :

(a) 0.2                (b) 0.4                (c) 0.6                (d) 1

11. (0.2 × 0.2 + 0.01) (0.1 × 0.1 + 0.02)^–1 is equal to :

(a)                    (b)                   (c)                  (d)

(a) 0.4                (b) 1.2                 (c) 1.4                 (d) 4

13. Simplify :

(a) 0.004           (b) 0.4                (c) 1                     (d) 2

14. The value of is :

(a) 3.3                (b) 6.847           (c) 13.9               (d) 20

15. The value of 1S :

(a) .976              (b) 9.76              (c) 1.28               (d) 12.8

Answer Key:

(1)-c; (2)-c; (3)-c; (4)-b; (5)-a; (6)-d; (7)-b; (8)-a; (9)-c; (10)-b; (11)-a; (12)-d; (13)-c; (14)-d; (15)-c