PSA Past Paper
کا مطلب ______________ ہے؟ LAN
LAN stands for local area network
It is a collection of devices connected together in one physical location
For example"
LAN covers can be small or large from home network and enterprise network
Additional Information
WAN stands for wide area network.
MAN stands for Metropolitan Area
WANs and MANs connect many LANs together
WANs and MANs cover a large geographical area
ND27-8-2023
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Save for Later ReadIf a person reads 40 pages in half an hour. After how many hours did he read 1360 pages?
اگر کوئی شخص آدھے گھنٹے میں 40 صفحات پڑھ لے۔ اس نے کتنے گھنٹے بعد 1360 صفحات پڑھے؟
30 min=40 pages
1hour = 80 pages
17×80=1360
So,17 hours
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Save for Later ReadFind the least common multiple of 24,36 and 40.
24 = 2 × 2 × 2 × 3
36 = 2 × 2 × 3 × 3
40 = 2 × 2 × 2 × 5
LCM (24, 36, 40) = 2 × 2 × 2 × 3 × 3 × 5
= 360
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Save for Later ReadIf the car's actual price was 4000 and it was sold in 3200? Find discount percentage?
اگر گاڑی کی اصل قیمت 4000 تھی اور یہ 3200 میں فروخت ہوئی؟ ڈسکاؤنٹ کتنے فیصد ہے؟
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Save for Later ReadFind the percentage increase of the population from 8000 to 10000.
= [ (1000 - 8000) / 8000 ] x 100
= [ 2000 / 8000 ] x 1000
= 0. 25 x 100
= 25 %
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Save for Later Read2x+ 5 = 15, find the value of "x"
2x+ 5 = 15, find the value of "x"
2x + 5 = 15
2x = 15 - 5
2x = 10
x = 10/ 2
x = 5
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Save for Later ReadFind the value of "a"
a + 4 = 10
a = 10 - 4
a = 6
__
Find the value of "b"
b + 10 = 4
b = 4 - 10
b = - 6
find :
a + b = 6 + ( - 6)
= 6 - 6
= 0
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Save for Later ReadWhich is the next prime number after 7?
The prime numbers from 1 to 100 are:
2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97
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Save for Later Read