Three years from now Dharitri's age will be eight years less than twice Eunice's age. The sum of their present ages is 61 years. What is Dharitri's present age?
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If the cost price of 48 articles is equal to the selling price of 32 articles, then what is the profit percentage?
Rahul's age is three times the age of Sumit. If Rahul is 15 years old presently, determine the age (in years) of Sumit after 12 years.
In how many different ways could couples be picked from 6 men and 9 women ?
Number of mens = 8
Number of womens = 5
Different ways could couples be picked = C16× 9C1 = 9 x 6 = 54 ways.
Aniruddh's birthday is on Sunday 2nd April. On what day of the week will be Priyansh's Birthday in the same year if Priyansh was born on 28th October?
If a+b=3 then the value of a3+b3+9ab-27 is
If 1 + (1/2) + (1/3) + ... + (1/20) = k, then what is the value of (1/4) + (1/6) + (1/8) + ... + (1/40)?
What is the average of first 7 multiples of 7?