Quanta Test

Quanta
Q-1 Which of the following is not a natural no.?
(a) 15 (b) 7¤8 (c) 16 (d) 9
Q-2 In x ¤y if y = 0, them its value become
(a) 0 (b) 1 (c) ¥ (d) 9
Q-3 25 ´ 25
(a) 625 (b) 630 (c) 648 (d) 659
Q-4 Which of the following are not consecutive even no.?
(a) 2,4,6,8 (b) 4,6,8,10
(c) 8,12,14,18 (d) 10,12,14,16
Q-5 13 ´ 15 + 1
(a) 120 (b) 181 (c) 196 (d) None
Q-6 Which of the following is a prime triplet?
(a) 11,13,17 (b) 11,17,19
(c) 2,7,11 (d) None
Q-7 Find unit digit in
15 11 ´ 13 22
(a) 3 (b) 2 (c) 5 (d) 8
Q-8 Which is true?
(a) (2+7+9) ¤ 5 = 2 ¤ 5 + 7 ¤ 5 + 9 ¤ 5
(b) (2+8+9) ¤ 4 = 2 ¤ 4 + 9 ¤ 4
(c) (4+9+11) ¤ 5 = 4 ¤ 11 + 9 ¤ 5 + 11 ¤ 6
(d) None
Q-9 9 ¤ 8 is same as
(a) 18 ¤ 26 (b) 27 ¤ 24 (c) 19 ¤ 25 (d) None
Q-10 Find compounded ratio of 4 ¤ 5: 9 ¤ 7: 2 ¤ 6
(a) 72 ¤ 210 (b) 73 ¤ 40
(c) 92 ¤ 168 (d) None
Q-11 Which is a ratio?
(a) 16 ¤ 15 (b) - 25
(c) 19 (d) None
Q-12 196:225 is a duplicate rtio of
(a) 14:16 (b) 14:15
(c) 16:17 (d) None
Q-13 7 x + 5 ¤ 9 x + 8 = 4 ¤ 3
Find x
(a) - 16 ¤ 15 (b) - 17 ¤ 15
(c) - 18 ¤ 19 (d) None
Q-14 Ö 500 in a mean proportional of
(a) 25,25 (b) 25,20
(c) 20,30 (d) None
Q-15 In m ¤ sec value of 18km ¤ h is
(a) 4 m ¤ sec (b) 5 m ¤ sec
(c) 10 m ¤ sec (d) None
Q-16 If a body is acted by 50 N force in eastward direction & 50N force in
Westward direction then what will be its resultant?
(a) 0 (b) 5 (c) 100 (d) 50
Q-17 If a bus cover a distance of 500 m in 10 sec them what will be its velocity?
(a) 50 m ¤ sec (b) 40 m ¤ sec
(c) 30 m ¤ sec (d) None
Q-18 If area of square is 25 m2 then what will side of a square?
(a) 6 m (b) 5 m (c) 9 m (d) 8 m
Q-19 If 5m is one side of an equilateral triangle then what will be length of another
sides of triangle
(a) 6 , 5 (b) 5, 5 (c) 8 , 5 (d) None
Q-20 15! ¤ 13! ´ 2! = ?
(a) 106 (b) 105 (c) 108 (d) 109
Q-21 In v = 4 ¤ 3 p r3 , what do you mean by r?
(a) Diameter (b) Radius
(c) a & b (d) None
Q-22 0! ¤ (715)0 + 4 !
(a) 26 (b) 25 (c) 28 (d) 29
Q-23 Which is A.P?
(a) 17,19,21 (b) 17,18,25
(c) 19,21,29 (d) None
Q-24 Which is H.P of 13,15,17
(a) 1 ¤ 13,15,1 ¤ 17 (b) 1 ¤ 13,1 ¤ 15,1 ¤ 17
(c) 13,18,19 (d) None
Q-25 3,9,27…….. , find sum of infinite term
(a) -13 ¤ 5 (b) -13 ¤ 2
(c) -13 ¤ 8 (d) None

Reasons and Answers:
1(b) 7¤8
2(c) ¥
3 (a) 625
4(c) 8,12,14,18
5(c) 196 product of two consecutive
odd number +1 is a perfect sqare
6(a) 11,13,17
7(b) 2 (1 ´ 2 = 2)
8(a) (2+7+9) ¤ 5 =2 ¤ 5+7¤ 5+9 ¤ 5
9(b) 27 ¤ 24
10(a) 72 ¤ 210
11(a) 16 ¤ 15
12(b) 14!15
13(b) 3(7x +5) =(9x +8)4
21x +15=36x +32
-17 =15x
X= -17 ¤ 15
14(b) 25,20
Ö 25´20
Ö 500
15(b) 5m ¤ sec
16(a) 0
Because force act in equal & opposite direction
17(a) 50 m ¤ sec
V =d ¤ t
V = 500¤ 10
50 m¤ sec
18(b) Area =25
L2 =25
L =25m
19(b) 5,5
20(b) 105
15´14´13! ¤ 13!´2!
15´14 ¤ 2
15´1
105

21(b) Radius
22(b) 25
1¤ 1+24
25
23(a) 17,19,21
24(b) 1 ¤ 13,1¤ 15,1 ¤ 17
25(b) -13 ¤ 2
S¥ =a ¤1-r
Here a =13,r =3
S ¥ =13 ¤ 1-3
13 ¤ -2
-13 ¤ 2