A website Maths Puzzle Numerical Ability

Find next number in series
1223 2356 3489 4584

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there is some error in the last number.it should be 4622.then the next number will be 5717.
10 years agoHelpfull: Yes(1) No(1)

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If 378 coins consists of rupees, 50 paise and 25 paise coins, whose values are in the ratio 13 : 11 : 7, the number of 50 paise coins will be
(a) 132 (b) 128
(c) 136 (d) 133 There are two schemes in Vodafone
mobiles.
First scheme :1 paise per second,
Second scheme :50 paise per
minute,
Following conditions are given - 1) In second scheme, second minute
will be started at 0:60 or 1:00,
2) 0 sec. call means to call and cut it
abruptly when timer reads 0:00,
this is equivalent to a call of 1 sec.
3) In first scheme 0:14 means 15 sec.
The probability that first scheme is
more profitable over second in a
call ranging from 0:00 (1 sec.) to
3:20 (201 sec.) is ?