Shankar took a loan of Rs. 25,000 for purchasing a machine. How much amount will he repay after 1 year 6 months at annual rate of 12%, when interest is accumulated annually? 

If the graph of the equations x + y = 0 and 5y + 7x =24 intersect at (m, n), then the value of m + n is :

Directions : What will come in the place of the question mark (?) in the following number series?

5040, 840, 168, 42, 14, ? , 7

For salaried parsons, standard deduction for Income tax is being raised from current Rs 40000 to Rs 50000. By how much percent standard deduction is increased ?

A 240 m long train crosses a 300 m long platform in 27 seconds. What is the speed of the train in km/h?

In a bag there are 4 white, 4 red and 2 green boxes. Two boxes are drawn at random. What is the probability that at least one boxes is of red colour?

P and Q together can do a job in 6 days. Q and R can finish the same job in 60/7 days. P started the work and worked for 3 days. Q and R continued for 6 days to finish the work. Then the difference of days in which R and P can complete the job alone is