A and b can do a piece of work in 15 and 10 days. A and b work on it for sometime and then a leaves b completes the job in 5 days. For how long did a work.
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In 8*8 chess board what is the total number of squares refer oder
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8) In a certain department store, which has four sizes of a specific shirt, there are 1/3 as many small shirts as medium shirts, and 1/2 as many large shirts as small shirts. If there are as many x-large shirts as large shirts, what percent of the shirts in the store are medium?
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Y catches 5 times more fishes than X. If total number of fishes caught by X and Y is 48, then number of fishes caught by X?
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There is a certain four digit number whose fourth digit is twise the first digit. Third digit is three more than second digit. Sum of the first and fourth digits twise the third number. What was that number ?
If the area of a square has increased by 69%,by what % has its side increased?
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A+B+C+D=D+E+F+G=G+H+I=17 where each letter represent a number from 1 to 9. Find out what does letter D and G represent if letter A=4. give the steps
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