Question

11. A water tank has steps inside it. A monkey is sitting on the topmost step (i.e., the first step). The
water level is at the ninth step.
(i) He jumps 3 steps down and then jumps back 2 steps up. In how many jumps will he reach
the water level?
(ii) After drinking water, he wants to go back. For this, he jumps 4 steps up and then back 2
steps down in every move. In how many jumps will he reach back the top step?

Answer 1

Answer:

AP

Step-by-step explanation:

Fare for 1st km = Rs. 15

Fare for 2nd km = Rs. 15 + 8 = Rs 23

Fare for 3rd km = Rs. 23 + 8 = 31

Here, each subsequent term is obtained by adding a fixed number (8) to the previous term.

Hence, it is an AP