[PPSC Accountant 2022]

6. A boat whose speed is 15 km/hr in still water goes 30 km downstream and comes back in total of 4 hr 30 min. The speed of stream is

[PPSC Accountant 2022]

7. If a flash light flashes every 10 seconds, how many times will it flash in ¾ of an hour?

[PPSC Accountant 2022]

8. In how many ways can the letters of word KEYBOARD be arranged in such a way that vowels always remain together?

[PPSC Accountant 2022]

9. Five persons fire bullets at a target at an interval of 6, 7, 8, 9 and 12 seconds respectively. The number of times they would fire the bullets together at the target in an hour is

[PPSC Accountant 2022]

10. Four persons A, B, C and D have a total of ₹ 100. A and B have in total as much money as C and D have in total, but A has more money than B; and C has only half the money that D has. A has in fact ₹ 5 more than D has. Who has the maximum amount of money?