Question
Monthly income of A is Rs. 9600 and he saves 38% of his
monthly income. If monthly expenditure of A is decreased by 35% while his monthly savings is increased by 35% then find the increase or decrease in his monthly income.Solution
Monthly savings and expenditure of A initially is Rs. 3840 and Rs. 5760, respectively. Monthly expenditure of A now = 0.65 × 5760 = Rs. 5184 Monthly savings of A now = 1.35 × 3840 = Rs. 3744 Monthly income of A now = 5184 + 3744 = Rs. 8928 Desired percentage decrease = [(9600 – 8928)/9600] × 100 = 7%
The income of person P is 20% higher than that of person Q. If Q spends 82% of his income, which amounts to ₹14,760, determine ...
In 2023, Department D overspent by 10% of its allocated budget. What is the total expenditure of Department D after the overspending?
Maximize Z = 3x + 5y
Subject to:
x – y ≥ 2
x + y ≥ 4
x, y ≥ 0
What can be concluded about the feasible region?
(76.98% of 599.98) ÷ 20.99 = ? + 7.98% of 199.99
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Let a point P(at² , 2at)lie on parabola y² = 4ax. The line joining P and focus intersects the directrix at M. If t=2, then the coordinates of M are:...
