Water body with very high nutrient content is known as?

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There are two types of fertilisers ‘A’ and ‘B’. ‘A’ consists of 12% nitrogen and 5% phosphoric acid whereas ‘B’ consists of 4% nitrogen and 5% phosphoric acid. After testing the soil conditions, farmer finds that he needs at least 12 kg of nitrogen and 12 kg of phosphoric acid for his crops. If ‘A’ costs Rs. 10 per kg and ‘B’ cost Rs. 8 per kg, then graphically determine how much of each type of fertiliser should be used so that nutrient requirement are met at a minimum cost.

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To maintain his health a person must fulfil certain minimum daily requiremens for several kinds of nutrients. Assuming that there are only thee kinds of nutrients-calcium, protein and calories and the person’s diet consists of only two food items, I and II, whose price and nutrient contents are shown in the table below: , Food I (per Ib), Food II (per Ib), Minimum daily requirement for the nutrient Calcium Protein Calories, 10 5 2, 5 4 6, 20 20 13 Price (Rs.), 60, 100, What combination of two food items will satisfy the daily requirement and entail the least cost? Formulate this as a LPP.

अपने स्वास्थ्य को बनाए रखने के लिए एक व्यक्ति को कई प्रकार के पोषक तत्वों के लिए कुछ न्यूनतम दैनिक आवश्यकताएं पूरी करनी होंगी। यह मानते हुए कि केवल पोषक तत्व-कैल्शियम, प्रोटीन और कैलोरी हैं और व्यक्ति के आहार में केवल दो खाद्य पदार्थ होते हैं, I और II, जिनकी कीमत और पोषक सामग्री नीचे दी गई तालिका में दिखायी जाती है: खाद्य I (प्रति आईबी), खाद्य द्वितीय (प्रति आईबी), पोषक तत्व कैल्शियम प्रोटीन कैलोरी के लिए न्यूनतम दैनिक आवश्यकता, 10 5 2, 5 4 6, 20 20 13 मूल्य (रुपये), 60, 100, दो खाद्य पदार्थों का संयोजन दैनिक आवश्यकता को पूरा करेगा और कम लागत में प्रवेश करें? इसे एलपीपी के रूप में तैयार करें।

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In 20 packets of a one kg atta, the actual content of atta was as given below (in kg) 0.95, 0.98, 1.02, 1.10, 1.05, 0.96, 0.97, 0.85, 0.90, 0.92, 0.97, 0.975, 1.005, 1.10, 1.15, 1.00, 1.02, 1.05, 1.10, 1.00 A packet was selected from the lot at random. Find the probability that the packet contains (i) 1 kg atta (ii) less than 1 kg atta (iii) More than 1 kg atta

एक किलोग्राम एटा के 20 पैकेट में, एटा की वास्तविक सामग्री नीचे दी गई थी (किलो में) 0.95, 0.98, 1.02, 1.10, 1.05, 0.96, 0.97, 0.85, 0.90, 0.92, 0.97, 0.975, 1.005, 1.10, 1.15, 1.00, 1.02, 1.05, 1.10, 1.00 यादृच्छिक रूप से बहुत से पैकेट का चयन किया गया था। पैकेट में संभावना है कि (i) 1 किलो एटा (ii) 1 किलो से कम एटा (iii) 1 किलो से अधिक एटा