The sum of the reciprocals of Ali’s age 2 years ago and 4 years from now is 1/4. What is his present age? A. 6 years B. 8 years C. 10 years D. 12 years Solving the equation x−21 +x+41 =41 gives the current age as 10 years.
Which vaccine for COVID is widely recognized internationally? A. Pfizer B. Moderna C. Sinovac D. — The Pfizer vaccine is widely recognized and used internationally.
How many terms are there in the sequence 20, 25, 30, …, 140? A. 22 B. 25 C. 23 D. 24 Using the arithmetic sequence formula, there are 25 terms.
Sohail Warraich is a: A. Comedian B. Politician C. Journalist D. Actor Sohail Warraich is known for his work as a journalist.
A sum becomes Rs. 65800 in 4 years at simple interest at the yearly interest rate of 14% per annum. What is the sum (in Rs.)? A. 106248 B. 908462 C. 104862 D. 102648 Using the simple interest formula A=P(1+rt), the sum is Rs. 102648.
The 1965 war started due to the military operation named: A. Operation Gibraltar B. Operation Zarb-e-Azam C. Operation Free Hope D. Operation Desert Storm Operation Gibraltar was the code name for the military operation that led to the 1965 war between India and Pakistan.
21 binders can bind 1400 books in 15 days. How many binders will be required to bind 800 books in 20 days? A. 7 B. 9 C. 12 D. 14 Using the work-time relationship, 9 binders are needed for the task.
Who invented the phone? A. Graham B. Marconi C. Tesla D. Edison Alexander Graham Bell is credited with inventing the telephone.
If Rs. 8,500 is deducted as Zakat, what will be the total amount before the deduction? A. 10,000 B. 32,000 C. 34,000 D. 45,000 Zakat is 2.5% of the total amount, so 34,000×0.025=850. Thus, Rs. 34,000 is the total.
Radio waves are measured in: A. Angstrom B. Hertz C. Watts D. Decibels Radio waves are measured in Hertz (Hz), which represents their frequency.