in 30 Days, 20 pencils lost
and 60 days, 40 Pencil lost
********
60 x 2/3
120/3
Ans=40
Shakib has rupees 75
he gives 20% of its as Alam
the remaining amount is= 75x20/100
= 15
= 75-15 = 60
subject + must + base form
The flower is the odd one among the given things.
The flower is the only thing that is natural and is not made by man.
Poem, Novel, Painting, and Statue are the things that are made by man.
8 hours of work, Ali earns Rs 120
1 hour of work, Ali earns Rs 15
22 hours of work, Ali earns Rs = 15 x 22 =330
vitiate خراب کرنا
spoil خراب
1 -1 -2 -3 -5 -8 -13----------?
Added the previous amount so -8+ (-13) is equal to -21
We know that, (a+b)² = a² + b² + 2ab
Now, we have,
(a+b)² + (a-b)²
= (a² + b² + 2ab) + [a² + (-b)² + 2a(-b)]
= a² + b² + 2ab + a² + b² - 2ab
= 2a² + 2b²
= 2(a²+b²)
Thus, we get,
(a+b)² + (a-b)² = 2(a²+b²).
NEAT
صاف
dirty
گندا