If the highest four-digit number is subtracted from the lowest five-digit, what will be the resultant figure? A) 10,0000 B) 19,999 C) 9,999 D) 1 Solution Highest four-digit number = 9999 Lowest five-digit number = 10000 According to the given condition, 10000 – 9999 = 1
When table salt NaCl is added to water? A) A covalent bond is broken B) An acidic solution is formed C) Sodium and Chlorine ions are separated D) Sodium is attracted to the hydrogen atoms of water
22 March is observed internationally as: A) Women’s Day B) World Water Day C) World Health Day D) Human Rights Day
In a class of 33, the boys outnumber the girls by Seven. How many girls are there? A) 13 B) 26 C) 40 D) 47 Solution Let B be boys, and G be girls, then B=G+7 And B+G=33 So, substituting, (G+7)+G=33, or 2G=33-7=26. So, G=26/2= 13. And B=33-13=20. So, there were 13 girls, and 20 boys.
Who was the first Chief of Army Staff of the Pakistan Army? A) Gen. Zia-ul-Haq B) Gen. Tikka Khan C) Gen. Ayub Khan D) Gen. Aslam Beg
The task force established by Pakistan Navy to defend CPEC is called? A) Task Force 75 B) Task Force 88 C) Task Force 90 D) Task Force 91
A 130-meter-long train travelling at a speed of 45 km/hour crosses a bridge in 30 seconds. What is the length of the bridge? A) 255 m B) 200 m C) 245 m D) 240 m Solution Length of train =L1 = 130 m Speed = 45 km/h = ( 45 x 5/18) = 75/6 m/s Time = 30 sec Length of Bridge = L2 =? We know that: Speed = Length/ Time = (L1 + L2)/ Time 75/6 = (130 + L2) / 30 By solving this we get L2 = 245 m
The Wakhan Corridor located to the north of Pakistan belongs to: A) Pakistan C) Tajikistan B) Turkmenistan D) Afghanistan
Identify the closest meaning of the underlined word: In this modern age, everyone resorts to sycophancy ( خوشامد). A) Affection B) Sophistication C) Avariciousness D) Flattery