from the following particulars compute the machine hour rate 618449

From the following particulars, compute the machine hour rate:

Cost of the machine

11,000

Strap value

680

Repairs for the effective working life

1,500

Standing charges for 4-weekly period

40

Effective working life

10,000 hours

Power used: 6 units per hour at paise per unit

5

Hours worked in 4-weekly period hours

120