the average income of x for 12 days is Rs4560.The average for first six days is Rs3340 and that of last five days is Rs.2260.calculate the income for seventh day?
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the average income of x for 12 days is Rs4560.The average for first six days is Rs3340 and that of last five days is Rs.2260.calculate the income for seventh day?
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Answer:
⇒ The average income of A for 15 days is Rs.70.
∴ Total income of 15 days =15×Rs.70=Rs.1050
⇒ The average income of first five days is Rs.60
∴ Total income of first 5 days =5×Rs.60=Rs.300
⇒ The average income of last nine days is Rs.80
∴ Total income of last 9 days =9×Rs.80=Rs.720
⇒ A
′
s income for 6th day = Total income of 15 days − Total income of first 5 days − Total income of last 9 days.
=Rs.1050−Rs.300−Rs.720
=Rs.30
∴ A
′
s income for 6th day is Rs.30.
Answer:
ꜱᴜʙꜱᴄʀɪʙᴇ ᴛᴏ ɪɴᴅ ꜰɪʀᴇᴍᴀꜱᴛᴇʀ ꜰꜰ
Step-by-step explanation:
ꜱᴜʙꜱᴄʀɪʙᴇ ᴛᴏ ɪɴᴅ ꜰɪʀᴇᴍᴀꜱᴛᴇʀ ꜰꜰ