Your friend Veer wants to participate in a 200m race. He can currently run that distance in 51 seconds and with each day of practice it takes him 2 seconds less. He wants to do in 31 seconds
Question 1
Which of the following terms are in AP for the given situation
(a) 51, 53, 55….
(b) 51, 49, 47….
(c) –51, –53, –55….
(d) 51, 55, 59…
Question 2
What is the minimum number of days he needs to practice till his goal is achieved
(a) 10
(b) 12
(c) 11
(d) 9
Question 3
Which of the following term is not in the AP of the above given situation
(a) 41
(b) 30
(c) 37
(d) 39
Question 4
If n
th
term of an AP is given by
a
n
= 2n + 3 then common difference of an AP is
(a) 2
(b) 3
(c) 5
(d) 1
Question 5
The value of x, for which 2x, x+ 10, 3x + 2 are three consecutive terms of an AP
(a) 6
(b) –6
(c) 18
(d) –18