[Clerk (Morning) Dec, 2021]
1. Typist A can type a sheet in 6 minutes, Typist B can type same sheet in 12 minutes and Typist C can type the same sheet in 8 minutes. What is the average number of sheets typed per hour per typist ?
5.0
6.5
7.5
10.0
2. A dishonest shopkeeper, at the time of selling and purchasing, weight 10% less and 21.5% more per kilogram respectively. Find percentage profit earned by treachery assuming that he sells the items at cost price.
20
25
30
35
3. Find the number of divisors of 1080 excluding the divisors which are perfect squares.
28
29
31
4. A train covers a distance of 12 km in 10 minutes. If it takes 6 seconds to pass a telegraph post, then the length of the train is
100 meters
110 meters
120 meters
130 meters
5. The ratio of Work done by (x-1) men in (x+1) days to (x+2) men in (x-1) days is 9:10. What is the value of x?
7
8
9
10