Arihant Expert Team Solutions for Exercise 2: Practice Exercise

$S$ can finish $50\%$ of work in a day. $T$ can do $25\%$ of work in a day. Both of them together will finish the work in _________ days.

$30$ men working $5 h$ a day can do a task in $16$ days. In how many days $40$ men working $6 h$ a day do the same task?

Arun and Amit can do a piece of work in $9$ days and $12$ days respectively. If they work alternate days and Amit starts the work first, then in how many days $\frac{35}{36}$ parts of the whole work will be completed?

$12$ men and $16$ women together can complete a piece of work in $4$ days. It takes $80$ days for one man alone to complete the same work, then how many days would be required for one woman alone to complete the same work?

G is twice as fast as S in doing work. If G can do the work in $30$ days less than S, how many days will they take to complete the work together?

Kartheek is twice as good a workman as Raju and together they finish a piece of work in $20$ days. In how many days will Raju alone finish the work?

$12$ men finished one-fourth part of the whole work in $6$ days. Find the number of additional men required to complete the job in the next six days?

$30$ persons can finish a job in $20$ days. After $6$ days how many persons should leave the job so that work is completed in a total of $26$ days?