Question

а) 16 9 15 A boy saves 45 paise daily. Then the least number of days in which he will be able to save an exact number of rupees is: d) 25 do​

Answer 1

Step-by-step explanation:

1 rupee = 100 paise

so to find least exact multiple of rupee we have to take LCM of 100 paise and 45 paise

So, LCM of 100 and 45 = 900

so, no. of days for saving 900 paise = 1 rupee is

900/45 = 20 days.

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