Question

Nidhi studying in class X she has younger brother whose birthday is coming exactly after 30 days .she wishes to present him a gift. For this purpose she plans to save some part of her
pocket money.she decides to save RS 2 on first day; RS 4 en the second day; RS 6 on the third day and so on for 30 days.
(i) What is the sequence which is formed by using the given situation?
(a) 2,4,6,8...
(b) 2,4,6,9...
(c) 2,3,4,7...
(d) 2,4,8,10...
(ii) What is the cmomon difference of the AP so formad in the given situation
(a) 2
(b) 4
(c) 6
(d) 8
(iii) 10th term of AP so formed is
(a) 14
(b) 16
(c) 18
(d) 20
(iv) Which of the following cannot be the term of the AP so formed in the given situation
(a) 10
(b) 12
(c) 16
(d) 19
(v) 25th term of AP so formed is:
(a) 46
(b) 48
(c) 50
(d) 52​

Answer 1

Answer:

1 )a

2)a

3)d

4)ans is d 19

5)c