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The radius of a sphere is increased by 50%. The increase in surface area of the sphere is :
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On 8th Dec, 2007 Saturday falls. What day of the week was it on 8th Dec, 2006?
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Which one of the following option is the closest in the meaning to the word given below..MITIGATE
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On increasing the price of T.V. sets by 30%, their sale decreases by 20%. What is the effect on the revenue receipts of the shop ?
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In an examination, 35% of total students failed in Hindi, 45% failed in English and 20% in both. The percentage of these who passed in both the subjects is :
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Find the angle between the minute hand and hour hand of a click when the time is 7.20?
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A contractor undertook to make 15 km of roadway in 40 weeks. In 10 weeks, 3 km was complete by 180 men working 8 hours a day. The men then agreed to work 1 hour a day overtime, And some boys were engaged to assist them, the work was finished in the stipulated time(40 weeks). How many boys were employed, if the work of 3 boys is equal to that of 2 men?
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A can do a piece of work in 10 days, B in 15 days. They work for 5 days. The rest of work finished by C in 2 days.If they get Rs 1500 for the whole work, the daily wages of B and C are?
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The average of ten numbers is 7 .If each number is multiplied by 12 , then the average of new set of numbers is ?
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In an examination, a student scores 4 marks for every correct answer and loses 1 mark for every wrong answer. If he attempts all 75 questions and secures 125 marks, the number of questions he attempts correctly, is ?
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