Question

5.
Water level in a well was 20m below ground level. During the rainy season, rain water
collected in different water tanks was drained into the well and the water level rises 5m
above the previous level. The wall of the well is 1m 20cm high and a pulley is fixed at a
height of 80cm. Raghu wants to draw water from the well. The minimum length of the
rope that he can use is
(a) 17m
(b) 18m
(C)96m
(d) 97m​

Answer 1

Answer:

(a) 18m

Step-by-step explanation:

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