113. C can do a work alone in 120 days, B twice as efficient as C and A is thrice as efficient as B. In how many days can they together complete the work? (SSC MTS 2019)
a. 16.67
b. 13.33
c. 15
d. 12.3
114. Ravika alone can complete three-fifth of a work in 105 days. Mallika can complete one-third of work in 50 days. In how many days Ravika and Mallika working together, can complete 26/35 of the work? (SSC MTS 2019)
a. 60 days
b. 70 days
c. 80 days
d. 63 days
115. A can do a work in 15 days. B is 25% more efficient than A. In how many days, working together A and B will complete the same work? (SSC MTS 2019)
a. 21/4
b. 25/7
c. 24/5
d. 20/3
116. A work can be completed by 35 workers in 30 days. If 5 workers leave after every 10 days then in how many days will the work be completed? (SSC MTS 2019)
a. 50 days
b. 40 days
c. 35.5 days
d. 37.5 days
117. Five technicians of a Studio A can do a work in 30 days. Eight technicians of a Studio B can do the same work in 15 days. In how many days can one technician of Studio A and one technician of Studio B, together do the same work? (SSC MTS 2019)
a. 190/3
b. 200/3
c. 220/9
d. 250/9
118. A alone can do a work in 20 days. A and B together can do the same work in 15 days. B and C together can do the same work in 75/2 days. What is the ratio of the efficiency of A, B and C in terms of doing the work? (SSC MTS 2019)
a. 5 : 3 : 1
b. 5 : 4 : 3
c. 10 : 4 : 1
d. 15 : 5 : 3
119. A is twice as good at writing a novel as B. Together they can finish writing the novel in 24 days. In how many days can A alone write the novel? (SSC MTS 2019)
a. 18
b. 24
c. 36
d. 32
120. Pipe A can fill a tank in 36 minutes and Pipe B can empty the tank in 45 minutes. If both the pipes are opened simultaneously, then find the time (in hours) to fill the tank to half its capacity? (SSC MTS 2019)
a. 1.25
b. 1.5
c. 1.75
d. 2
121. A alone can do a piece of work in 10 days, A and B together can do the same piece of work in 20/3 days. A, B and C together can do the same piece of work in 40/7 days. In how many days can B and C together do the same piece of work? (SSC MTS 2019)
a. 44/7
b. 40/3
c. 44/3
d. 20/3
122. Pipe A can completely fill an empty tank in 11 hours. Pipe B can empty the same completely filled tank in 15 hours. If they are opened together, in how much time the empty tank will get filled? (SSC MTS 2019)
a. 39 hours 15 minutes
b. 49 hours 45 minutes
c. 41 hours 15 minutes
d. 47 hours 30 minutes
123. Working together, A and B can complete a work in 12 days. They work together for 9 days after which B leaves. If A finishes the remaining work in 5 days, then the number of days that B alone would take to complete the work is: (SSC MTS 2019)
a. 12
b. 15
c. 24
d. 30
124. A contractor takes a contract to complete a road in 60 days and employed 70 labours. After 25 days, he found that one fourth of the total work is complete. How many more labours he requires to complete the remaining work in time? (SSC MTS 2019)
a. 90
b. 80
c. 85
d. 82
125. A can do a piece of work alone in 8 days. B can do the same work alone in 21 days. If they work together for 3 days, then how much work is completed? (SSC MTS 2019)
a. 27/64
b. 26/67
c. 29/56
d. 31/65
126. Pipe P can fill a tank alone in 7 hours. Pipe Q can fill the same tank alone in 13 hours. In how much time can they together fill the tank? (SSC MTS 2019)
a. 3 hours 18 minutes
b. 4 hours 33 minutes
c. 3 hours 45 minutes
d. 4 hours 12 minutes
127. X takes 10 days less than the time taken by Y to finish a piece of work. X and Y together can do it in 12 days. In how many days Y-alone can finish the work? (SSC MTS 2019)
a. 22.5 days
b. 30 days
c. 28 days
d. 25 days
128. Three categories of employees A, B and C get wages in the ratio of 1 : 2 : 3, if they get increments of 5%, 10% and 15% respectively. What will be the new ratio of their wages? (SSC MTS 2019)
a. 7 : 21 : 23
b. 21 : 22 : 23
c. 7 : 22 : 23
d. 21 : 44 : 69
129. W and T together can do a work in 12 days. W alone can do the work in 15 days. In how many days can T alone do the work? (SSC MTS 2019)
a. 65
b. 72
c. 45
d. 60
130. A can do a piece of work in 30 days and B can do the same piece of work in 20 days. They start working together and work for 4 days and then both leave the work. C alone finishes the remaining work in 18 days. In how many days will C alone finish the whole work? (SSC MTS 2019)
a. 30
b. 27
c. 25
d. 24
131. An inlet pipe A originating from a river can fill a reservoir in 30 days. And an outlet pipe B, which is capable of emptying the completely filled reservoir in 50 days, drains out the water from the reservoir to an irrigation canal. The pipes are opened on alternate days starting with A. On which day form the beginning will the reservoir get completely filled for the first time? (SSC MTS 2019)
a. 75th
b. 146th
c. 150th
d. 147th
132. A, B, and C, working alone can do a piece of work in 15, 30 and 75 days respectively. They work together and get Rs. 1615 for completing the work. What is the difference in shares of A and C? (SSC MTS 2019)
a. Rs. 760
b. Rs. 620
c. Rs. 680
d. Rs. 540
