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In an orchard, the ratio of the number of mango and lichi trees is 5:7, respectively. Also, there are few apple trees in the orchard which is 40% more t...
If the third proportion of 18 and 36 is β0.5kβ, then find the value of (k β 24) : (k + 16).
An amount is distributed among X, Y, Z, and W in the ratio 3:5:7:4 respectively. If the amount received by Y is Rs. 2,000 , then find the amount receiv...
The ratio between two numbers is 2:3. If each number is increased by 6, the ratio between then become 4:5, find the difference between numbers.
What is the fourth proportional to 189, 273 and 153?
Ratio of males to females in village βAβ and village βBβ is 2:5 and 9:10, respectively and number of females in village βBβ is 25% more than...
Three numbers are in ratio 2:3:5. If the sum of the squares of those three numbers is 342 then find the sum of the three numbers.
P, Q and R together started a business. Seven times the investment of P equals nine times the investment of Q and the capital of Q is twice that of R. F...
Three positive numbers are in the ratio 2:3:4. The sum of their squares is 2349. What is the average of the largest and the second largest number?
Two numbers are in the ratio 8:5. After adding 4 and 7 to them respectively the ratio becomes 2:3. Find the bigger number.