Tea worth tk. 126 per kg and Tk.135 per kg are mixed with a third variety in the ratio 1:1:2. If the mixture is worth tTk.153 per kg,The price of third variety per kg will be:

A Tk. 169.50
B Tk 170
C 175.50
D 180

Correct Answer: 175.50

Let, the amount of tea is gradually 1 kg, 1kg and 2kg. price of third variety is x taka per kg According to question . ( 126 + 135 + 2x)/4 = 153 261 + 2x = 612 2x = 612 - 261 2x = 351 x = 175.50
Bissoy MCQ
#পিএসসি ও অন্যান্য নিয়োগ পরীক্ষা #গণিত #অনুপাত-সমানুপাত (Ratio-Proportion) #পল্লী কর্ম সহায়ক ফাউন্ডেশনের অ্যাসিসট্যান্ট ম্যানেজার-০৭.০৩.২০১৪

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