Q16. Cost of 5 kg of wheat is Rs 91.50.
(a)What will be the cost of 8 kg wheat?
(b) What quantity of wheat can be purchased in Rs 185?
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Additionalknowledge
Knowledge about Quadratic equations -
★ Sum of zeros of any quadratic equation is given by ➝ α+β = -b/a
★ Product of zeros of any quadratic equation is given by ➝ αβ = c/a
★ A quadratic equation have 2 roots
★ ax² + bx + c = 0 is the general form of quadratic equation
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We will begin by finding the cost of 1 kg of wheat by dividing the cost of 5 kg of wheat by its price. Now, we can find the price of 8 kg of wheat by multiplying the cost of 1 kg of wheat by 8. Hence, the price of 8 kg of wheat is 146.4 kg.
Step-by-step explanation:
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