A set with no elements is commonly referred to as a null set, empty set, or void set.
All these terms mean the same: a set with zero elements, usually denoted by Ø or { }.
The decimal equivalent of 1/2 is 0.5.
The difference between +16 and +28 is:
+16 - (+28) = +16 - 28 = -12
On the number line, Point X is clearly positioned at -4, which is four units left of 0.
Zakat is typically calculated as 2.5% of the total amount, which can also be expressed as 1/40.
So, Zakat on Rs. x is:
1/40x
The difference is 29 - 23 = 6
There are 14 numbers between 1 and 100 that are divisible by 7.
Numbers between 1 and 100 divisible by 7:
7×1=7
7×2=14
7×3=21
7×4=28
7×5=35
7×6=42
7×7=49
7×8=56
7×9=63
7×10=70
7×11=77
7×12=84
7×13=91
7×14=98
Equal sets must have exactly the same elements.
Same number but different elements means they are not equal → A ≠ B.
To convert the decimal number 139 to binary:
139 ÷ 2 = 69 remainder 1
69 ÷ 2 = 34 remainder 1
34 ÷ 2 = 17 remainder 0
17 ÷ 2 = 8 remainder 1
8 ÷ 2 = 4 remainder 0
4 ÷ 2 = 2 remainder 0
2 ÷ 2 = 1 remainder 0
1 ÷ 2 = 0 remainder 1
Reading the remainders from bottom to top:
10001011
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