(i) `4.2 + 0.27`
(ii) `32.45 + 45.69`

Verity that the following numbers represent Pythagorean triplet: (i) 27 , 36 , 45 (ii) 15 , 36 , 39

Subtract: 46. 23\ -\ 37. 5\ = (ii) 128. 4\ -\ 53. 05\ =\ 45. 03\ -\ 27. 80\ = (iv) 23. 93\ -\ 5. 946\ =

The value of 4.5 - ( 3.2 div 0.8xx 5 ) + 3xx 4 div 6 is 4.5 - ( 3.2 div 0.8xx 5 ) + 3xx 4 div 6 का मान ज्ञात करें |

The value of : 7.5 + (5.4 div 4.5 xx2) - 8xx 4 div 3.2 7.5 + (5.4 div 4.5 xx2) - 8xx 4 div 3.2 का मान ज्ञात करें ।

65.27( ii) 45.09 (iii) 88.502 (iv) 0.307

The value of 0.23+0.22 is 0.45 (b) 0.43 (c) 0.45 (d) 0.45

For each of the graphs given in Fig. 4.5 select the equation whose graph it is from the choices given below:(a) For Fig 4.5(i)(i) x + y = 0 (ii) y = 2x (iii) y = x (iv) y = 2x + 1 (b) For fig 4,5(ii)(i) x + y = 0 (ii) y = 2x (iii) y = 2x + 4 (iv) y = x - 4

If A= {3,{4,5},6} , find which of the following statements are true. (i) {4,5}subeA (ii) {4,5} in A (iii) {{4,5 }}sube A (iv) 4 in A (v) {3}sube A (vi) {phi}sube A (vii) phi sube A (viii) {3,4,5} sube A (ix) {3,6} sube A

Calculate the average deviation from the arithmetic mean and coefficient of mean deviation : 20 , 22 , 27 , 30 , 31 , 32 , 35 , 40 , 45 , 48