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Numbers Worksheet-1

Numbers Worksheet-1

 

  1. The value of (10 ÷ 2) + (20 ÷ 4) + (40 ÷ 8) = 60 ÷ ______

(a) 15                  (b) 12                  (c) 5                    (d) 4

 

  1. The value of 9x2 + 9y2 – 42xy when x = 15  and y = 3 is

(a) 636               (b) 576               (c) 386               (d) 456

 

  1. Which of the following numbers is prime?

(a) 119                (b) 187                (c) 247                (d) 179

 

  1. In the product shown, 6 is a digit. The value of 8 is

(a) 3                    (b) 5                    (c) 6                    (d) 8

 

  1. 33 + 33 + 33 =

(a) 34                  (b) 39                  (c) 93                   (d) 273

 

  1. Which pair of numbers does not have a product equal to 36?

(a) {– 4, –9}     (b) {– 3, –12}    (c)       (d) {1, 36}

 

  1. Evaluate (–4)3.

(a) –64               (b) –12               (c) 12                  (d) 64

 

  1. What is the value of p that makes the following true?

P – (–4) = 8

(a) –12               (b) –4                 (c) 4                    (d) 12

 

  1. Which of the following number sentence below best describes the problem shown on the number line?

(a) –2 + (–4)    (b) –5 + 3           (c) 5 +(–3)        (d) –4 + 2

 

  1. How much –8 is less than –3?

(a) 5                    (b) –5                 (c) 11                   (d) –11

 

  1. (–27) × (–16) + (–27) × (–14) = ?

(a) –810             (b) 810               (c) 1110               (d) –1110

 

  1. On subtracting –13 from –8, we get

(a) –21               (b) 21                  (c) 5                    (d) –5

 

  1. The additive inverse of –6 is

(a) 6                    (b) 0                    (c) –5                  (d) –7

 

  1. Which of the following has the same value as 96 × 9–5?

(a) 99                  (b) 9                    (c) 92                   (d) 93

 

  1. Which one of the following represents the statement "3 times the sum of 2 and 4"?

(a) 3 × 2 + 4      (b) 3 + (2 × 4)-(c) 3 × 4 + 2      (d) 3 × (2 + 4)

 

  1. Which one of the following is not an irrational number?

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

 

  1. Which one of the following is equivalent to the expression given below? (25) (26)

(a) 211                  (b) 230                (c) 411                  (d) 430

 

  1. The letter N represents which number?

(a) 58                  (b) 59                  (c) 61                  (d) 62

 

  1. The value of (–2) × (–1) × (–1) × (–2) × (–1) × (–1) × (–2) × (–1) × (–1) × (–2) × (–1) is

(a) 8                    (b) –16               (c) 16                  (d) –8

 

  1. The value of (–5) × (–4) × (–3) × (–2) × (–1) × 0 + 0 × (1) × (2) × (3) × (4 ) × (5) is

(a) 120                (b) –120             (c) 240               (d) 0

 

Answer Key:

(1)-(d); (2)-(b); (3)-(d); (4)-(d); (5)-(a); (6)-(c); (7)-(a); (8)-(c); (9)-(d); (10)-(a); (11)-(b); (12)-(c); (13)-(a); (14)-(b); (15)-(d); (16)-(d); (17)-(a); (18)-(a); (19)-(b); (20)-(d)