1 When ,36 is written in simplest fractional form, the sum of the numerator and the denominator is : A) 15 B) .45 C) 114 D) 135
7 The value of 0.0396 + 2.51 correct to 2 significant figures is : A) 0.015 B) 0.0157 C) 0.016 D) 0.017
10 $\frac{96.54-89.63}{96.54+89.63}+\frac{965.4-896.3}{9.654+8.963}=?$ A) $10^{-2} $ B) $10^{2} $ C) $10^{-1}$ D) $10^{1}$ E) None of these
11 $\frac{1}{4}+\frac{1}{4 \times 5}+\frac{1}{4 \times 5 \times 6}$ correct to 4 decimal place is A) 0.3075 B) 0.3082 C) 0.3083 D) 0.3085
12 Find the value of the following expression upto four places of decimals. $\left[1+\frac{1}{1 \times 2}+\frac{1}{1 \times 2 \times 4}+\frac{1}{1 \times 2 \times 4 \times 8} + \frac{1}{1 \times 2 \times 4 \times 8 \times 16}\right]$ A) 1.6414 B) 1.6415 C) 1.6416 D) 1.6428
13 .00625 of $\frac{23}{5}$ when expressed as a vulgar fraction equals : A) 23/80 B) 23/800 C) 23/8000 D) 125/23
15 If $1^{3}+2^{3}+..........+9^{3}=2025 then the value (0.11)^{3}+(0.22)^{3}+......+(0.99^{3})$ is close to A) 0.2695 B) 0.3696 C) 2.695 D) 3.695
