A speedboat whose speed is 15 kmph in still water goes 30 kmph downstream and comes back in a total of 4hrs 30min. What is the speed of the stream in kmph?
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Imagine a rectangle.Its length=2*width.A square of 1 inch is cut on all corners so that the remaining portion forms a box when folded.the volume of the box is_____ cubic inches.find the original dimensions of the box.
At 6'o a clock ticks 6 times. The time between first and last ticks is 30 seconds. How long does it tick at 12'o clock.
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Some persons decide to raise Rs. 3 lakhs by equal contribution from each of them. If they contributed Rs. 50 extra each, the contribution increased to Rs. 3.25 lakhs. How many persons were there ? (a) 400 (b) 500 (c) 600 (d) 700 (e) None of these
A store owner is packing small radios into larger boxes that measure 25 in. by 42 in. by 60 in. If the measurement of each radio is 7 in. by 6 in. by 5 in., then how many radios can be placed in the box?
A certain street has 500 buildings. A sign-maker is contracted to number the houses from 1 to 500. How many zeroes will he need?
Find the nth number in the series is 1, -3, 5, -7.___
What is the total distance covered by Sachin if he covers 2/3 rd of the distance at 4 kmph and the remaining distance at 5 kmph in 1hr 24min?
If we r terminated at the middle of the program execution in UNIX,wat will happen to the program,it will continue running r terminate r the o/p will be send to ur mail?
Find sqrt of 113 up to 3 decimal places.
Find the next three terms of the series; 1, 4, 9, 18, 35 - - - - -
The cycle has following specifications: The rear derailer is on the 14 tooth gear and the front derailer is on the 52 tooth gear. The rear gear has 14 teeth. The diameter of the rear wheel is 27". If a cyclist pedals at 75 revolutions per minute, then what will be the speed achieved?