Through which waves does an ordinary mobile phone communicate?
A. Radio waves
B. Sound waves
C. Light waves
D. X-rays
Correct Answer: A (Radio waves)
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Which organ is affected by the disease Trachoma?
A. Lungs
B. Liver
C. Eyes
D. Heart
Correct Answer: C (Eyes)
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What is the meaning of the word “avert”?
A. To delay
B. To predict
C. To prevent
D. To approve
Correct Answer: C (To prevent or avoid)
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The result of dividing the difference between two numbers by their sum is:
A. (n – m) / (n + m)
B. (n + m) / (n – m)
C. (n – m) – (n + m)
D. (n + m) – (n – m)
Correct Answer: A (n – m) / (n + m)
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The algebraic expression of the word expressing “subtract eight times of the number is from ten times of the number c is:
A. 10c – 8
B. 8c – 10
C. 10c + 8
D. 8 – 10c
Correct Answer: A (10c – 8)
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At present, the age of Aliya is x–10 years. What will be her age after 13 years where the value of x is 25 years?
A. 15 years
B. 20 years
C. 25 years
D. 28 years
Correct Answer: D (28 years)
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At present, the age of Asma is x–10 years. What will be her age after 15 years?
A. x + 5 years
B. x + 15 years
C. x + 10 years
D. x – 25 years
Correct Answer: A (x + 5 years)
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