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If Rashi’s age be x years, then Shalini’s age be(x-2) years. According to question, => (x – 2)/x = 6/7 => 7x – 14 = 6x => x = 14 Therefore Shalini age = 14 – 2 = 12 years
A, B and C entered into a partnership by investing in the ratio of 7:4:5. At the end of the year, the total profit is in the ratio of 21:4:10. Find the ...
In an institute, the average score on an IBACIO Scholarship test for 52 aspirants is 51. Excluding the scores of the top 5 performers, the average score...
By mistake, by dividing Rupees 2256 between x, y and z in the proportion 1/3: 1/4: 1/5, it was divided in the proportion of 3:4:5. What is the differenc...
Monthly savings of ‘Q’ is 20% more than that of ‘P’ and is 44% less than monthly income of ‘P’. Monthly expenditure of ‘Q’ is Rs. 4760 a...
Find 'X' if the below three numbers are in proportion.
2.6, 1.3, X
In an office, the ratio of the number of males to number of females is 9:4. If 2 males joined the class and 8 females left the class, then the ratio of ...
In an office, the ratio of the number of males to number of females is 12:7. If 4 males joined the officeand 5 females left the office, then the ratio o...
The average height of three boys is 170 cm. If their heights are in the ratio 6:4:7, what is the height of the tallest boy?
If 35% of a certain number is equal to 3/4th of another number, what is the ratio between the numbers?
The ratio of the number of English books to Hindi books in a library shelf is 6:5. If 135 Hindi books are written by Pradeep, which constitutes 15% of t...