Find the sum of all 3 digit numbers which are equal to 25 times the sum of their digits
150
225
375
600
750
1201.964 – (0.121 x 0.231 x 0.191) =?
1201.959
1200
1199.036
1036.36
Find the remainder when 231 is divided by 5.
4
5
3
7
8442 /√?576 - ? = 351
1.50
0.75
1.75
0.55
None of these
74156 – ? – 321 – 20 + 520 = 69894
3451
4441
5401
4531
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
√784 + ? = 78% of 500:
342
352
362
372
The H.C.F of 24 x 32 x 53 x 7, 23 x 33 x 52 x 72 and 3 x 5 x 7 x 11 is:
105
1155
2310
27720
28√? + 1426 – 3/4 of 2872
576
676
1296
1444
(216)4 ÷ (36)4 X (6)5 =(6)?
13
11
9
10
34.95 + 240.016 + 23.98 = ?
298.0946
298.111
298.946
299.09
Evaluate:
2
1024 ÷ 3 -1014 + 512 – 248 + 1309 =?
900
-90
-519
1907
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
88
99
110
3, 4, 9, 22.5, 67.5, 202.5, 810
22.5
67.5
202.5
The value of (68.237)2 – (31.763)2 is;
3.6474
36.474
364.74
3647.4
2664÷12÷6=?
43
41
37
33
50 square stone slabs of equal size were needed to cover a floor area of 72sq.m.The length of each stone slab is:
102cm
120cm
201cm
210cm
2.002 + 7.9 {2.8 – 6.3 (3.6 – 1.5) + 15.6} =?
2.002
4.2845
40.843
42.845
Let N = 142*(1423/1425). What is the remainder when N is divided by 12?
0
6
The cost of production in a factory has a fixed component and an amount that varies directly withthe number of units produced. The units are sold at 20% profit. When 250 units are produced, theprice is Rs.120, and the price drops to Rs.96 when the production is doubled. What will the price bewhen 1000 units are produced?
Rs.70
Rs.80
Rs.86.8
Rs.84
If √24 = 4.899, the value of is:
0.544
1.333
1.633
2.666
Find out the wrong number in the series: 125, 106, 88, 76, 65, 58, 53
125
106
76
65
24.424 + 5.656 + 1.131 + 0.089 =?
31.003
31.3
31.03
31.0003
If √2- 1.414, the square root of √2 -1/√2 + 1is nearest to:
0.172
0.414
0.586
1.414
(?)2+ (123)2 = (246)2 - (99)2- 2462
184
186
182
180
The average age of 40 students of a class is 15 years. When 10 new students are admitted, the average is increased by 0.2 year. The average age of the new students is
15.2 years
16 years
16.2 years
16.4 years
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
5463 + 546.3 – 54.63 / ? = 5999.3.
0.05463
5.463
0.5463
None
1948 ÷ 52 + 10240 ÷ 20 + 512 - 248 -520.3615 =?
20.93
293
200.93
201