A person spent 20% of his monthly income on food and 65% of the remaining on rent. If amount spent on rent is Rs 1047.80, then find the amount spent on food.
Let, monthly income of person is Rs. x So, 0.80 × 0.65 × x = 1047.5 So, x = 2015 Amount spent on food = 0.20 × 2015 = Rs. 403
I. 6x2 + 19x + 10 = 0
II. y2 + 10y + 25 = 0
I. 6x² - 49x + 99 = 0
II. 5y² + 17y + 14 = 0
I. 35 y² + 58 y + 24 = 0
II. 21 x² + 37 x + 12 = 0
I. p2 - 19p + 88 = 0
II. q2 - 48q + 576 = 0
I. 3x2 – 17x + 10 = 0
II. y2 – 17y + 52 = 0
If a quadratic polynomial y = ax2 + bx + c intersects x axis at a and β, then
I. x − √2401 = 0
II. y2 − 2401 = 0
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I.70x² - 143x + 72 = 0
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