In a $500\, m$ race,the ratio of the speeds of two contestants $A$ and $B$ is $4:5$. $A$ has a start of $140\, m$. Then $A$ wins by (in $m$):

In a $1000\, m$ race,$A$ beats $B$ by $100\, m$ and $C$ by $200\, m$. By how many meters can $B$ beat $C$ in a race of $1350\, m$?

Raju runs $1250\, m$ on Monday and Friday. On other days,he runs $1500\, m$ except for Sunday (he does not run on Sunday). How many kilometers will he run in $3$ weeks (starting from Monday) (in $.5$)?

In a game,$A$ can give $B$ $25$ points in $75$ and $C$ $18$ points in $90$. How many points can $C$ give $B$ in a game of $120$?

In a race of $200\,m$,$A$ can beat $B$ by $31\,m$ and $C$ by $18\,m$. In a race of $280\,m$,$C$ will beat $B$ by (in $m$):

In a race of $300 \text{ m}$,$A$ beats $B$ by $15 \text{ m}$ or $5 \text{ s}$. $A$'s time over the course is: