Question

A,B and C can do a piece of work in 10 days, 12 days and 15 days respectively.
How long will they take to finish it, if they work together?

Answer 1

Answer:

37 is the ans because 10+12+15=37

Step-by-step explanation:

37 इज द आंसर

Answer 2

Answer:

нєy мαтє!

1 ᴅᴀʏ ᴏғ wᴏʀᴋ-

A=1/10

B=1/12

C=1/15

ʟᴇᴛ ᴛʜᴇ ɴᴏ. ᴏғ ᴅᴀʏs ɪɴ wʜɪᴄʜ ᴛʜᴇʏ ᴀʟʟᴄᴀɴ ғɪɴɪsʜ ᴛʜᴇ wᴏʀᴋ=x

x/10+x/12+x/15=1

=>6x+5x+4x/60=1

=>15x=60

=>x=4

sᴏ, ɴᴏ. ᴏғ ᴅᴀʏs= 4 ᴅᴀʏs