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9261.Twelve men take 6 hours to finish a piece of work. After the 12 men have worked for 1 hour, the contractor decides to call in 8 more men. How many more hours would 20 men take to complete the remaining work?
9262.Two contour lines, having the same elevation
9263.Two classrooms are to be built in a school and planned that 8 masons and labours shall complete them is 20 days. If the number of workers is increased up to 10, how many days will be taken in the completion of work?
9264.Two supplementary angles measure (3x+5) and (90x+5), how many degrees are there in X?
9265.if you are 7th in queue either end how many people are there in queue
9266.What comes the pattern 1, 4, 9, 16, 25, 36, 49,, ________, ?
9267.One side of a right angled triangle measures 12cm and the difference between the hypotenuse and the other side is 8cm. The area of the triangle is
9268.Find the wrong number in the series : 3, 8, 15, 24, 34, 48, 63
9269.How many kilograms of sugar costing Rs.9 per kg must be mixed with 27 kg of sugar costing Rs.7 per kg so that there may be gain of 10% by selling the mixture at Rs.9.24 per kg?