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The four walls and ceiling of a room of length 25 m, breadth 12 m and height 10 m are to be painted. Painter A can paint 200 m2in 5 days, Painter B canpaint 250 m2in 2 days. If A and B work together, they will finish the job in
A
6 days
B
6 10\/33 days
C
7 10\/33\ days
D
8 days
Correct Answer:
6 10\/33 days
Painter A can paint a house in 16 days and painter B can do the same work in 20 days . With the help of painter C, they paint the house in 8 days only. Then , Painter C alone can do this task in -
A
80 days
B
85 days
C
79 days
D
76 days
A and B together can complete a job in 8 days. Both B and C, working alone can finish the same job in 12 days, A and B commence work on the job, and work for 4 days, where upon A leaves, B continues for 2 more days, and then he leaves too, C now starts working, and finishes the job. How many days will C require to finish the remaining work ?
A
5 days
B
8 days
C
3 days
D
4 days
The length, breadth and height of the room are in the ratio 3 : 2 : 1. The breadth and height of the room are halved and length of the room is doubled. The area of the four walls of the room will :
A
decrease by 13.64%
B
decrease by 15%
C
decrease by 18.75%
D
decrease by 30%
P and Q together can do a job in 6 days. Q and R can finish the same job in $$\frac{{60}}{7}$$ days. P started the work and worked for 3 days. Q and R continued for 6 days to finish the work. Then the difference of days in which R and P can complete the alone is P can complete the job alone is ?
A
10 days
B
8 days
C
12 days
D
15 days
Painter A can paint a house in 40 days and Painter B can do it in 60 days. With help of C, they did the job in 20 days only. Then, C alone can do the job in
A
120 days
B
100 days
C
90 days
D
80 days
Four men and 6 women finish a job in 8 days. while 3 men and 7 women finish it in 10 days. while 3 men and 7 women finish it in 10 days. In how many days will 10 women take to finish the work together?
A
32
B
36
C
40
D
None
The cost of papering the four walls of a room is Rs. 475. Each one of the length, breadth and height of another room is double that of this room. The cost of papering the walls of this new room is :
A
Rs. 712.50
B
Rs. 950
C
Rs. 1425
D
Rs. 1900
Hotel Aditya has 10 single AC rooms, 5 double AC rooms and 18 non AC rooms. The fixed monthly rent of hotel is 150,000. The per day maintenance cost is Rs. 100 for double AC room, Rs. 75 for single AC room and Rs. 40 for non AC room. The per day charges are Rs. 600 for double AC room, Rs. 400 for single AC room and Rs. 250 for non AC room. In April 2003, the occupancy rate of non AC room was 50%, 70% of single AC room and 40% of double AC rooms. Find the profit/loss % for that particular month.
A
10.33% (profit)
B
10.33% (loss)
C
5.67% (loss)
D
5.67% (profit)
E
No profit, no loss
16 men can finish a work in 24 days and 48 boys can finish the same work in 16 days. 12 men started the work and after 4 days 12 boys joined them. In how many days can they finish the remaining work ?
A
6
B
12
C
16
D
None of these
A and B can together finish a work in 30 days. They worked together for 20 days and B left. After another 20 days, A finished the remaining work. In how many days A alone can finish the job ?
A
40 days
B
50 days
C
54 days
D
60 days