In a regular week, there are 5 working days and for each day, the working hours are 8. A man gets Rs. 2.40 per hour for regular work and Rs. 3.20 per hours for overtime. If he earns Rs. 432 in 4 weeks, then how many hours does he work for ?

If a mason worked 100 hours in 12.5 days to construct a wall then how many hours he totally worked in a day?

Rehana works 2 1/2 hours each day on her embroidery. She completes the work in 7 days. How many hours did she take to complete her work?

Ritesh reads a book for 2.5 hours every day if he reads the entire book in a week then how many hours all together are required for him to read the book?

24 men working at 8 hours per day can do a piece of work in 15 days. In how many days can 20 men working at 9 hours per day can complete the same work?

24 men can do a work in 14 days by working 6 hours a day. If’ the work is to be completed in 8 days by working to *7 hours per day how many men are required?

24 workers working 6 hours a day can finish a piece of work in 14 days.if each worker works 7 hours a day, find the number of workers to finish the same piece of work in 8 days.

An executive in a company makes on an average 5 telephone calls per hour at a cost of Rs. 2 per cell. The probability that in any hour the cost of the calls exceeds a sum of Rs. 4 is

Deepak can paint 2/5 of a house in one day. If he continues working at this rate, then how many days will he take to paint the whole house?

In a house three bulbs of 100w each are lighted for 4 hours daily and six tube lights of 20 W each are lighted for 5 hours daily and a refrigerator of 400 W is worked for 10 hours daily for a month of 30 days. Calculate the electricity bill if the cost of one unit is Rs 4.00