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A shopkeeper has 100 kg of good grade rice and x kg of bad grade rice. He brought good and bad grade rice for Rs. 20 and Rs. 10 respectively. He can sell the good and bad grade rice at Rs. 30 and Rs. 13.5 respectively. Out of x kg, if he mixes y kg of bad grade rice with good grade, he will get a profit of 69 2/7% from total sale. If he mixes y/2 kg of bad grade rice with good grade, he will get a profit of 57.5%. What is the profit he would have got if he sold honestly? (in rupees)
In the following question, somestatements is followed by some conclusions,you have to take the given statements to betrue even if they seem to be at variance with
commonly known facts and then decide whichof the given logically follow. Choose thatconclusion as the answer. Statements:
Some roads are not good.
Some railways are good.
All airways are good.
Some roads are bad. Conclusions:
I. At least some bad are good.
II. No bad is good.
Which of the following is a good conductor of heat but bad conductor of electricity ?
Which of the following is a good conductor of heat but a bad conductor of electricity ?
Which of the following materials is a good conductor of heat but a bad conductor of electricity?
Which of the following is a good conductor of heat but bad conductor of electricity?
The following question have three statements. Study the question and the statements and decide which of the statement(s) is/are necessary to answer the question. An electricity company losses 16% of the supplied electricity in power losses. Find the loss in rupees per day. Statement I: Per unit price of electricity paid by the consumer is Rs. 3.5. Statement II: Daily electricity supply from the company is 1.65 lakh units. Statement III: The cost to the company for every 15000 unit electricity losses is Rs. 14500.
A teacher is trying to teach the concept of good & bad conductors of electricity to class VI students. He begins by providing the definition of two terms. He then demonstrates how placing a good conductor like a safety pin between two ends of an open circuit consisting of a battery and a bulb completes it and bulb begins to glow. On the other hand, placing a poor conductor like a plastic scale does not complete the circuit and the bulb does not glow. He then invites the students turn-wise to his desk & asks them to themselves verify this. How would you evaluate the approach from an inquiry - oriented perspective?
Mica is used in the iron for pressing clothes. In this connection, which of the following two statements is/are correct? a. Mica is a good conductor of electricity. b. Mica is a good conductor of heat.
In the following question, three statements are given followed by three conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusions logically follow(s) the given statements. Statements: I. Only a few chocolates are good. II. Only good is bad. III. Few cartoons are good. Conclusions: I. Some chocolates being bad is a possibility. II. All cartoons are chocolates. III. All cartoons are good.