Aptitude - Arithmetical Ability

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19.

The value of (0.96)3 - (0.1)3 is: (0.96)2 + 0.096 + (0.1)2 ?                          
A. 0.86 B. 0.95
C. 0.97 D. 1.06



20.

The value of 0.1 x 0.1 x 0.1 + 0.02 x 0.02 x 0.02 is: 0.2 x 0.2 x 0.2 + 0.04 x 0.04 x 0.04 ?                          
A. 0.0125 B. 0.125
C. 0.25 D. 0.5



21.

The valu of (3.75 * 3.75 - 2*3.75*2.75 + 2.75*2.75 ) is.?                          
A. 1 B. 4.75
C. 1.75 D. 6.5




22.

The value of (0.2×0.2+0.01) (0.1×0.1+0.02)-1 is equal to?                          
A. 5/3 B. 9/5
C. 41/4 D. 41/12



23.

(7.5×7.5+3.75+2.5×2.5) is equal to?                          
A. 30 B. 60
C. 80 D. 100



24.

Express as vulgar fractions : (i) 0.17 (ii) 0.1254 (iii) 2.536?                          
A. (i) 8/ 45 (ii) 69 / 550 (iii) 2 (161/300 B. (i1/ 45 (ii) 9 / 550 (iii) 2 (61/300
C. (i) 4/ 45 (ii) 56 / 550 (iii) (161/300 D. (i) 9/ 45 (ii) 49 / 550 (iii) 2 (1/300



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