The following numbers form a series. Find the odd one out.
2, 6, 21, 88, 430, 2676
2, 6, 21, 88, 430, 2676
Anonymous Quiz
4%
6
21%
21
26%
88
45%
430
4%
2676
π2
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The average marks scored by 28 boys and 35 girls is 80 and 90 respectively. Find the average marks scored by whole students together. (Answer should be round off to nearest integer)
Anonymous Quiz
14%
76
10%
78
20%
82
49%
86
8%
88
The following numbers form a series. Find the odd one out.
384, 240, 440, 180, 504, 104
384, 240, 440, 180, 504, 104
Anonymous Quiz
18%
440
22%
180
30%
240
16%
504
14%
104
Ratio of three natural numbers is 2:4:5. If sum of squares of each number is 720, then find the difference between smallest and largest number.
Anonymous Quiz
10%
21
23%
15
21%
9
36%
12
10%
none
'M' and 'N' started a business such that investment of 'M' was Rs. 300 more than that of 'N'. 'M' left the business after 6 months. At the end of a year, ratio of profit shares of 'M' to 'N' is 5:8, then find the investment of 'M'.
Anonymous Quiz
13%
Rs. 1,200
24%
Rs. 1,800
26%
Rs. 2,400
34%
Rs. 1,500
2%
Rs. 2,000
Out of total distance, Ravi covers one-third of the distance at 40 km/h and remaining distance at 60 km/h. If the total time taken by him to cover total distance is 7 hours, then find the distance covered by him at 60 km/h.
Anonymous Quiz
15%
180 km
15%
150 km
25%
120 km
39%
240 km
5%
none of these
Upstream speed of boat is 40% less than its downstream speed. If speed of stream is 12.5 km/h, then find the upstream distance covered by the boat in 3 hours.
Anonymous Quiz
39%
112.5 km
27%
124.5 km
18%
156.5 km
8%
164.5 km
7%
none
A sum invested on simple interest at 'R%' p.a. becomes quadruples of itself in 24 years. Find the value of (4R - 15).
Anonymous Quiz
11%
45
27%
25
28%
15
11%
55
22%
35
The following numbers form a series. Find the odd one out.
34, 36, 42, 54, 74, 102
34, 36, 42, 54, 74, 102
Anonymous Quiz
12%
36
13%
42
16%
54
20%
74
39%
102
The following numbers form a series. Find the odd one out.
126, 270, 342, 380, 396, 405
126, 270, 342, 380, 396, 405
Anonymous Quiz
11%
270
29%
342
41%
380
9%
396
9%
405
π2
A train of length 100 metres can cross a man in 4 seconds. How long will it take the train to cross a platform of length 50 metres?
Anonymous Quiz
59%
6 seconds
15%
5 seconds
15%
9 seconds
8%
3 seconds
3%
4 seconds
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A shopkeeper marked an article 75% above the cost price and sold it after two consecutive discounts of 10% and 20%. Find the cost price of the article, if in this transaction he had a profit of Rs. 1,950.
Anonymous Quiz
46%
Rs. 7,500
20%
Rs. 7,200
20%
Rs. 7,000
8%
Rs. 7,250
6%
none
A and B together started a business with Rs. 7200 and Rs. 4800 respectively. After one year, B increased his investment by 25%. Find the share of A, out of the total profit of Rs. 4095 after 2 years.
Anonymous Quiz
13%
Rs. 2240
54%
Rs. 2340
19%
Rs. 2560
9%
Rs. 2280
5%
Rs. 2140
Karan spends 20% of his income on food, 25% of rest on education, 30% of amount left, after spending on food and education together, on rent. If after spending Rs. 4000 on spare items, he is left with Rs. 4400 then, find his total income.
Anonymous Quiz
23%
Rs 20000
36%
Rs 25000
23%
none
14%
Rs 30000
4%
Rs 12000
π2
Rs. 4820 is invested in scheme A at 35% p.a. simple interest for 2 years. 50% of the amount received from scheme A is then invested at 25% p.a. simple interest for 4 years in scheme B. Find the interest received from scheme B.
Anonymous Quiz
13%
Rs. 4176
17%
Rs. 3997
16%
Rs. 4347
44%
Rs. 4097
10%
none