Question : In approximately how much time, does Mars complete one spin on its axis?

Option 1: 1 day

Option 2: 1 day 18 hours

Option 3: 18 hours

Option 4: 16 hours

Question : 30 women working 5 hours a day can complete a work in 18 days, In how many days will 21 women working 8 hours a day complete the same work?

Option 1: $18 \frac{7}{13}$ days

Option 2: $17 \frac{11}{13}$ days

Option 3: $16 \frac{1}{14}$ days

Option 4: $13 \frac{3}{14}$ days

Question : Rama alone can do a work in 5 days working 4 hours a day. Seema alone can do the same work in 3 days working 10 hours a day. How many hours do they need to work together in a day to complete the same work in 6 days?

Option 1: 1 hour

Option 2: 3 hours

Option 3: 5 hours

Option 4: 2 hours

Question : Raju and Akber take 4 hours and 6 hours to type 32 pages and 48 pages, respectively, on a computer. They are given an assignment of typing 256 pages. If they work together, typing on two different computers, starting at the same time, how much time will they take to complete the assignment (in hours)?

Option 1: 16

Option 2: 14

Option 3: 18

Option 4: 12

Question : If 50 boys can finish a work in 30 days by working 6 hours per day, then how many hours per day should 25 boys work to finish that work within 24 days?

Option 1: 18 hours

Option 2: 10 hours

Option 3: 12 hours

Option 4: 15 hours

Question : 1 km/hr equals ________ m/s.

Option 1: 5/18

Option 2: 18/5

Option 3: 5/16

Option 4: 16/5