1.

The ratio of Anita's mass to Mamata's mass is\[4:7\]. If their total mass is\[99\,\,kg\], what is Mamata's mass?

A. \[63\,\,kg\]                     
B.                    \[45\,\,kg\]                     
C.                    \[36\,\,kg\]                     
D.                    \[54\,\,kg\]                     
Answer» B.                    \[45\,\,kg\]                     


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