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Monday, January 19, 2009

Quanta Test

Quanta

Q-1 Find least value.
(a) 1/21 (b) 1/22 (c) 1/23 (d) 1/24
Q-2 (x- 7) (x2+ 7x+ 12)/(x+ 4) (x +3) =?
Q-3 (1/15)0+(1/25)1/2+?
(a) 31/6 (b) 31/5 (c) 31/9 (d) 31/5
Q-4 (315)0+(1/25)1/2+5
(a) 1+1/5 (b) 31/5 (c) 31/9 (d) None
Q-5 (4 - 2/3) (4 -5/10) (4-2/35)
(a) 44 (b) 46 (c) 48 (d) None
Q-6 Find ascending order, which is correct?
(a) 1/2 <> 1/3 > 1/4
(c) A&B (d) None
Q-7 1333×1103/ (13x)2 + (110)2- (13x) (110)
(a) 13 (b) 3
(c) 8 (d) 9
Q-8 HCF of (105, 15) is
(a) 7 (b) 15 (c) 18 (d) None
Q-9 HCF of (117, 13) is
(a) 11 (b) 13 (c) 105 (d) None
Q-10 6+x/7+x =4/5
(a) 3 (b) 2 (c) 18 (d) None
Q-11 If XY =Y/400 , find X
(a) 1/4 (b) 1/40 (c)1/400 (d) None
Q-12 400% of x=25, what will be value of x
(a) 6.5 (b) 6. 25 (c) 6. 85 (d) None
Q-13 25: 125 = 6:X
(a) 6 (b) 5 (c) 8 (d) 9
Q-14 If x/y =2/3 what can you say about
3x +5y/ 3x + 4y
(a) 7/8 (b) 7/6 (c) 7/9 (d) None
Q-15 300/¥ =?
(a) 3 (b) 300 (c) 0 (d) None
Q-16 Divide 10 Rs to Ram & Sham in ratio of 2:5
(a) 6.33, 7.1 (b) 6, 9 (c) 1 (d) 8
Q-17 If A=X2 -100/ X2-81 & B=X -10/ X- 9
Find A/B
(a) x +10/9 (b) x +10/x + 9
(c)x + 8/ x +6
(d) None
Q-18 Find x- y/x+ y , if x2 - y2/(x+y) 2 = 4/5
(a) 4/5 (b) 4/6 (c) 4/9 (d) None
Q-19 What is difference between two consecutive even no.?
(a) Even (b) Odd (c) A&B (d) None
Q-20 4/7 × 4/7/ 4/7+ 4/7+ 4/7 = X
(a) 12/6 (b) 1/40 (c) 1/400 (d) None
Q-21 Ö5×Ö3
(a) Ö5 (b) Ö3 (c) Ö15 (d) None
Q-22 53/52= X (a) 5 (b) 52 (c) 53 (d) None
Q-23 56/50= X
(a) 56 (b) 55 (c) 5 (d) None
Q-24 50/5¥ =?
(a) 10 (b) 0 (c) 3 (d) None
Q-25 5¥ /50
(a) ¥ (b) 3 (c) 8 (d) None

REASONS & ANSWERS:-

1 (d) 1/24
21< 22< 23<24
i.e. 1/21> 1/22>1/23> 1/24
2 (a) (x -7) (x+ 4) (x+ 3)/ (x+ 4) (x+ 3)
= X - 7
3 (a) 31/5
=1 + 1/5 +5
=6 + 1/5
=31/5
4 (a) 386 1/25
=1+385 1/25
=386+1/25
5 (b) 46
=(10/3) (35/10) (138/35)
= 138/3 = 46
6 (b) 1/2 > 1/3 > ¼
7 (a) 3
1333 ×1103/ (133)2 + (110)2 - (133) (110)
8 (b) 15
9 (b) 13
10 (a) 3
6 +x/7+ x = 4/5
5(6+ x) 4(7 +x)
30 + 5x = 28 + 4x
3 = x
11 (c) 1/400
=Xy = y/100
= X = 1/400
12 (b) 6.25
=400/100
= X = 25/4
= X =6.25
13 (b) 5
14 (b) 7/6
= 3x/y + 5/ 3x/y +4
= 3(2/3) + 5/ 3(2/3) + 4
= 7/6
15 (c) 0
16 (a) 6.33, 7 .1
10 × 2/7 = 20/7 = 6.33
10 ×5/7 = 50/7 =7.1

(b)X+ 10/ X +9
17 = A/B = (X -10) (X+ 10)/ (X -9) (X +9) = X - 10/ X -9
= X +10/ X +9
18 (a) 4/5
(x- y) (x+y)/(x+ y)2
= 4/5
x - y/ x +y = 4/5
19 (a) Even
20 (b) 12/7
21 (c) Ö15
22 (a) 5
23 (a) 56
24 (b) 0 25 (a) ¥

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