Question

a boy saves rupees 1.50 daily find the least number of days in which he can convert his savings into 20 rupees note​

Answer 1

Step-by-step explanation:

Scales are required to navigate maps correctly. It gives you an accurate understanding of distance. For example if the scale on a map states: 1:100000 or is 1:100000 scale map. Then that would mean that 1cm on the map would equal 1 km scale on the ground.

Answer 2

ʀs.4.65=465ᴘᴀɪsᴇ

ᴛʜᴇ ᴇxᴀᴄᴛ ɴᴜᴍʙᴇʀ ᴏғ ʀᴜᴘᴇᴇs ᴡɪʟʟ ʙᴇ ᴀ ᴍᴜʟᴛɪᴘʟᴇ ᴏғ 100

sᴏ, ᴡᴇ ʜᴀᴠᴇ ᴛᴏ ғɪɴᴇ ᴛʜᴇ ʟ.ᴄ.ᴍ. ᴏғ 465 ᴀɴᴅ 100

100=2×2×5×5

465=3×5×31

ʟ.ᴄ.ᴍ. ᴏғ 465 ᴀɴᴅ 100=2×2×3×5×5×31=9300

sᴏ, ᴛʜᴇ ʙᴏʏ sᴀᴠᴇs 9300 ᴘᴀɪsᴇ.

ʜᴇɴᴄᴇ, ʟᴇᴀsᴛ ɴᴜᴍʙᴇʀ ᴏғ ᴅᴀʏs ʀᴇǫᴜɪʀᴇᴅ ᴛᴏ sᴀᴠᴇ

9300 ᴘᴀɪsᴇ = 9300/465

=20 ᴅᴀʏs

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