1.
Find the value of (√1.21)/(√0.81) + (√1.44)/(√0.49) is
Answer: Option 'C'
(√1.21)/(√0.81) + (√1.44)/(√0.49)
11/9 + 12/7 => (77 + 108)/63 => 185/63
2.
√142 − 92 − 14 = ?
Answer: Option 'C'
112
3.
|6²-8²|÷14=1×?
Answer: Option 'B'
2
4.
Find the value of 3/11 × [(1 + 1/3) (1 + 1/4) …………. (1 + 1/120)] is
Answer: Option 'B'
3/11 × [(1 + 1/3) (1 + 1/4) ....... (1 + 1/120)]
3/11 × [4/3 + 5/4 × ........ 121/120]
3/11 × 4/3 × 5/4 × .... 121/120
121/11 = 11.
5.
If 13 + 23 + ..... + 93 = 1025 then the value of (0.07)3 + (0.14)3 + (0.21)3 + ..... +(0.63)3 Is close to
Answer: Option 'A'
0.351575