Please explain both of these questions to me
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(3) 60% is expenditure.
It means 40% is saving.
Let monthly income be ₹x.
So, 40% of x = ₹6000
=> 40/100 × x = 6000
=> x = (6000 × 100)/40
=> x = 15,000
Thus, Monthly income = ₹15,000.
(4) 144/360 × 100 = (c) 40%
It means 40% is saving.
Let monthly income be ₹x.
So, 40% of x = ₹6000
=> 40/100 × x = 6000
=> x = (6000 × 100)/40
=> x = 15,000
Thus, Monthly income = ₹15,000.
(4) 144/360 × 100 = (c) 40%
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