Q.19. ( 10% (2) 30% (3) 1 10 Jaya p...
Question

# Q.19. ( 10% (2) 30% (3) 1 10 Jaya purchased 150 kg of wheat at the rate of Rs.7 per kg. She sells 50 kg at a profit of 10%. At what rate should she sell the remaining quantity so that she gains an overall profit of 20%? (1) Rs.8 (2) Rs.8.25 (3) Rs.8.40 (4) Rs.8.75 (5) Rs.9.50 Tha watafland to water on the whole of the earth is 1.2 and it is 2:3 on the northern heminhar

Railway Exams
Maths
Solution
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Selling price of ( 1501 mathrm{sg} ) wheat at ( 20 % ) [ begin{aligned} P_{text {rofi }} t &=150 times 7 frac{times 120}{100} overline{2} &=1260 ₹ end{aligned} ] Selliy price of so kg wheat at ( 10 % ) [ begin{array}{rl} p_{text {rofit }}+5 & .50 times 7 times frac{110}{100} sum & =385 text { z } end{array} ] So Selling price per kg of remaing 100 lg Wheat [ =frac{1260-385}{100}=8.757 ]
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