SSC CPO (PERCENTAGE) QUANT QUIZ

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Question 1:

A can do a certain piece of work in 30 days and $B$ is $25 \%$ less efficient than A. Both worked together for 10 days. C alone completes the remaining work in 5 days. A, $B$ and $C$ will complete the same work in?

Question 2:

A can cultivate $\frac{1}{3}$ rd of a land in 18 days and B can cultivate $\frac{3}{5}$ th of the same land in 27 days. In how many days, working together both farmer can cultivate $\frac{22}{9}$ of the land.

Question 3:

Vikrant and sourabh can do a piece of work together in a certain time .If this work is done by only vikrant it takes $1 \frac{32}{49}$ days more than the time taken by both.If it is taken by only sourabh it takes $1 \frac{27}{169}$ days more than the time taken by both.So, in how much time Vikrant and Sourabh together will complete the total work?

Question 4:

A, B and C working together can finish a certain piece of work in 57 days. If A and B work together then take $\frac{2}{5}$ less time than that of $\mathrm{C}$ takes alone. If $\mathrm{A}$ and $\mathrm{C}$ work together then they take $\frac{2}{7}$ less time than that of $B$ takes alone. In how many days $\mathrm{B}$ and $\mathrm{C}$ working together can complete the work?

Question 5:

Anuj and Ashu can complete a piece of work in 15 days. Ashu and Ankit can complete the same work in 20 days while Ankit and Anuj can complete the same work in 24 days. In how many days Ankit can finish half of the work.

Question 6:

12 men and 16 boys can do a piece of work in 5 days and 13 men and 24 boys can do it in 4 days. Compare the daily work done by a men with that done by a boy?

Question 7:

Mohit and Manoj can do a piece of work in 30 days while Manoj and Manav can do the same piece of work in 24 days and Manav and Mohit can do in 20 days. They work together for 8 days, after which Manoj and Manav leave. How many days more will Mohit take to finish the work?

Question 8:

30 boys and 32 girls together can complete a piece of work in 12 days. If 24 girls can complete the same project in 64 days, in how many days will 20 boys complete the same project?

Question 9:

Rohit and Swati can independently finish a piece of work in 18 days and 27 days respectively. They started working together and after few days Rohit left. After that Swati could finish the remaining work in 17 days. After how many days of working did Rohit leave?

Question 10:

Sukhi and Deepu can complete certain task in 24 days and 30 days respectively. They worked together for 11 days. Chitra completed the remaining task in 7 days. Working together, Sukhi and Chitra will complete $33.33 \%$ of the same work in: