Related Questions

Present age of Fariha is thrice the present age of Samira who is 20. How many years ago was the age of Fariha five times that of Samira?
A 3
B 6
C 7.5
D 10
The present age of Falcon is thrice the present age of Simran who is 20. How many years ago was the age of falcon five times that of Simaran?
A 3
B 10
C 7.5
D 6
The present age of Noman thrice the present time of Shamim who is 20. How many years ago was the age of Noman five times that of shamim?
A 3
B 10
C 7.5
D 6
The present age of son is half of the present age of his mother. Ten years ago, his mother's age was thrice the age of her son . What is the present age of the son?
A 25 years
B 20 years
C 30 years
D 40 years
The present age of son is half of the present age of his mother. Ten years ago, his mother's age was thrice the age of her son. What is the present age of the son ?
A 20 years
B 25 years
C 30 years
D 40 years
Tanya's grandfather was 8 times older to her 16 years ago . He would bi 3 times of her age 8 years from now . Eight years ago, what was the ratio of Tanya's age to that of her grandfather ?
A 1
B 3
C None of these
Ten years ago, a man was seven times as old as his son. Two years hence, twice his age will be equal to five times the age of his son. What is the present age of the son ?
A 12 years
B 13 years
C 14 years
D 15 years
একজন চাকরিজীবীর আয় ও ব্যয়ের অনুপার ২০ঃ ১৫ হলে, তার মাসিক সঞ্চয় আয়ের শতকরা কত অংশ?
A ৩০%
B ১৫%
C ২০%
D ২৫%
একটি ট্রান্সফরমারের প্রাইমারি ও সেকেন্ডারি তারের ঘূর্ণনের অনুপাত 20ঃ 1 এবং সেকেন্ডারিতে 20 omega রোধ লাগানো আছে। যদি প্রাইমারিতে 220 V প্রয়োগ করা হয় তাহলে এর মধ্যে বিদ্যুৎ প্রবাহ হবে-
A 0.55 A
B 27.5 mA
C 27.5 A
D 5.5 mA
The sum of the present ages of a father and his son is 60 years . Six years ago, father's age was five times the age of the son. After 6 years, son's age will be -
A 12 years
B 14 years
C 18 years
D 20 years

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