A bag contains Rs 300 in the form of 1 rupee, 50 paise and 25 paise coins in the ration 3 : 2 : 4 The number of 25 paise coins in the bag are
240
300
360
180
[(84)2+ 28X 12] ÷24 = 7 X?
15
17
19
21
None of these
Find out the wrong number in the series: 125, 106, 88, 76, 65, 58, 53
125
106
88
76
65
30 35 65 100 165 265 ?
270
520
430
395
65% of ? = 20% of 422.50
84.5
130
139.425
200
If 3/5 of a eistern is filled in 1 minute, how much more time will required to fill the rest of it?
30 sec
40 sec
36 sec
24 sec
3 x 0.3 x 0.03 x 0.0003 x 30 = ?
0.0000243
0.000243
0.00243
0.0243
88% of 370 + 24% of 210 - ? = 118
256
258
268
358
4 , 9, 25, 49, _____
64
81
100
121
(12.11)2 + (?)2 = 732.2921
20.2
24.2
23.1
19.2
144, 173, 140, 169, 136, (?)
157
148
164
132
How many three digit positive integers, with digits x, y and z in the hundred’s, ten’s and unit’s place respectively, exist such that x < y, z < y and x 0?
245
285
320
The H.C.F and L.C.M of two numbers are 11 and 385 respectively. If one number lies between 75 and 125, then that number is :
77
99
110
(3080 + 6160) +28 = ?
440
3320
3350
If 3√5 + √125 = 17.88, then what will be the value of √80 + 6√5 ?
13.41
20.46
21.66
22.35
If R = (3065-2965)/(3064+2964) then :
0 < R ≤ 0.1
0.1 < R ≤ 0.5
0.5 < R ≤ 1.0
R > 1.0
12.5% of 550 - 11% of 221 =? – 1.56
66
46
16
If the exports of company B in the year 2003 were Rs. 77 crore, then, what were the imports of the company in that year?
86 crore
107.5 crore
103.95 crore
101 crore
(888) x 8888088= ?
808008
808080
808088
8008008
Which of the following is a pair of co-primes?
(16, 62)
(18, 25)
(21, 35)
(23, 92)
The value of (8-25 – 8-26) is
7 x 8 -25
7 x 8 -26
8 x 8 -26
If a takes the lowest possible value, then what should be the least value that can be added to the reduced perfect square so that the product is divisible by 16?
5
Data insufficient
A red light flashes 3 times per minute and a green light flashes 5 times in two minutes at regular intervals. If both lights start flashing at the same time, how many times do they flash together in each hour?
30
24
20
60
What is the greatest possible length which can be used to measure exactly the lengths 8 m, 4 m 20 cm and 12 m 20 cm?
10cm
30cm
25cm
20cm
The HCF of two numbers is 23 and the other two factors of their LCM are 13 and 14. What is the largest number?
312
282
299
322
simplifies to:
3/4
4/√3
4/3
Given that p, q, r are natural nos if p4 + q4 = r4 which of the following is always correct
either p is a prime or q is a prime
if p, q is a prime then r is also a prime
p, qandr can never be primes.
I and II
II and III
3, 8, 18, 46, 100, 210, 432
8
18
210
Find the number of ordered pair of positive integers (a.n) such that an+1 − (a + 1)n = 2001
0
1
2
3
none of these
If x is a number satisfying 2 < x < 3 and y is such that 7 < y < 8, which of the following expressions will have the largest value?
x2y
xy2
2xy
2x/y