If a : b = 20:5 then find out the value of (13a-9b): (11a-7b)?
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A can paint a house in 55 days and B can do it 66 days. Along with C, they did the job in 12 days only. Then, C alone can do the job in how many days?
A can paint a house in 55 days and B can do it 66 days. Along with C, they did the job in 12 days only. Then, C alone can do the job in how many days?
Ira is younger than Vivan by 7 years and their ages are in the respective ratio of 7 : 9. How old is Ira?
Ira is younger than Vivan by 7 years and their ages are in the respective ratio of 7 : 9. How old is Ira?
A is two years older than B who is twice as old as C. The total of the ages of A, B and C is 27 . How old is B?
A is two years older than B who is twice as old as C. The total of the ages of A, B and C is 27 . How old is B?
Find out the wrong term. 56, 72, 90, 110, 132, 150
Find out the wrong term. 56, 72, 90, 110, 132, 150