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=> 4 sin2 30˚ - tan2 60˚ + sec2 45˚ => 4 × (1/2)2 - ( √3/1)2 + ( √3)2 => 1 - 3 + 2 = 0
The current ages of P and Q are in the ratio of 8:5. The ratio of P's age seven years ago to Q's age ten years from now is 5:6. W...
Present age of ‘A’ is 40% more than that of ‘B’. If 11 years hence from now, ‘B’ will be 5 years younger than ‘A’, then find the sum of ...
12 years ago from now, ratio of ages of ‘R’ and ‘L’ was 3:5, respectively. If ‘L’ is 8 years elder to ‘R’, then what will be the age of ...
Amit age after 13 years will be 3 times his age 5 years back. What is the present age of Amit?
Sum of the present ages of A, B, C and D is 56 years. After 3 years ratio of their ages is 7:6:5:2. What is C’s present age?
Naren got married 4 years ago. His current age is 8/7 times his age at the time of his marriage. At the time of his marriage, Naren’s sister was 6 yea...
The present ages of Grandmother and Grandfather are in 6:8 if the ratio of Grandmother age after 8 years and Grandfather age after 4 years becomes 5:7 t...
A is as much older than V as he is younger than K. In 4 years from now, the ratio of the ages of V and K will be 5:9. Also, in 6 years, A's age will be ...
18 years ago the average age of a family of four members was 45 years. Two children were born in that span of 18 years. The present average age of the f...
