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- 3:4
- 4:5
- 7:8
- 9:11
Sciences MCQs
Imran is younger than Sohail by 4 years. If their ages are in the respective ratio of 7:9, how old is Imran?
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- 13 years
- 18 years
- 20 years
- 24.5 years
Which one of the following sets is correctly matched?
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- Diphtheria, Pneumonia and Leprosy: Hereditary
- AIDS, Syphilis and Gonorrhoes: Bacterial
- Colour blindness, Haemophilia and Sickle cell anaemia: Sex linked
- Polio, Japanese B ancephalitis and Plague: Viral
Ali’s age after six years will be three-seventh of his father’s age. Ten years ago, the ratio of their ages was 1:5. What is Ali’s father’s age at present?
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- 50 Years
- 45 Years
- 42 Years
- 40 Years
One year ago, the ratio of Ali and Imran’s ages were 6:7 respectively. Four years hence, this ratio would become 7:8. How old is Ali?
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- 36 years
- 40 years
- 39 years
- 42 years
Which of the following diseases is hereditary?
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- Dysentery
- Tuberculosis
- Haemophilia
- Cancer
Riaz was 4 times as old as his son 8 years ago. After 8 years, Riaz will be twice as old as his son. What are their present age?
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- 30 years, 32 years
- 25 years, 27 years
- 16 years, 40 years
- 28 years, 35 years
The improper function of which of the following results in condition “Mysedema” in human beings?
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- Adrenal gland
- Pancreas
- Liver
- Thyroid gland
The present age of father is 3 years more than three times the age of his son. Three years hence, father’s age will be 10 years more than twice the age of the son. Find the present age of the father.
-
- 25 years
- 33 years
- 39 years
- 42 years
Aslam’s age after 15 years will be 5 times his age 5 years back. What is the present age of Aslam?
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- 10 years
- 12 years
- 15 years
- 20 years