Answer:
Sara is 27 years old and Ahmed is 31 years old.
Explanation:
Sara was 22 years old before.
Ahmed was 26 years old before.
5 years before= 5+5=10
So, minus five from both to make 10.
Now add five plus five to make 10 to find their current age by subtracting 4 years from Ahmed's age.
Answer:
Explanation:
The tempered or toughened glass are the type of safety glasses. These glasses are produced by the chemical or thermal treatments so as to increase the strength of the normal glass.
The outer surface of these glasses into compression and the inner surface are kept into tension.
These tempered glass are used in the surroundings of the windows of the automobiles (sidelite), and back window (or backlite).