Square Roots and Cube Roots Worksheet-2

Square Roots and Cube Roots Worksheet-2

1. The value of is :

(a) 0.00021       (b) 0.0021         (c) 0.021            (d) 0.21

2. equals :

(a) 0.00069      (b) 0.0069        (c) 0.0609         (d) 0.069

(a) 0.0375         (b) 0.3375         (c) 3.275            (d) 32.75

(a) 0.03              (b) 0.3                (c) 0.42              (d) None of these

5. The value of is :

(a) 2.03              (b) 2.1                 (c) 2.11               (d) 2.13

(a) .000075      (b) .0075           (c) .075              (d) None of these

(a) 1.05               (b) 1.25               (c) 1.45               (d) 1.55

8. If , the square root of  67,60,000 is :

(a)                 (b) 26                 (c) 260               (d) 2600

9. If , then the value of is :

(a) 1.49985       (b) 14.9985       (c) 149.985        (d) 1499.85

10. Given that and , find the value of

(a) 36.164          (b) 36.304         (c) 37.164          (d) 37.304

11. If the value of x is :

(a) 52                  (b) 58                 (c) 62                  (d) 68

12. For what value of * the statement is true ?

(a) 15                  (b) 25                  (c) 35                  (d) 45

13. Which number can replace both the question marks in the equation

(a) 1                     (b) 7                    (c)                 (d) None of these

14. What should come in place of both the question marks in the equation

(a) 12                  (b) 14                  (c) 144                (d) 196

15. If 0.13 ¸ p² = 13, then p equals :

(a) 0.01              (b) 0.1                 (c) 10                  (d) 100

Answer Key:

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