For the following questions answer them individually
A is 3 years older to B and 3 Years Younger to C, While B and D are twins. How many years older is C to D ?
There are 10 stations on a railway line. The number of different journey tickets that are required by the authorities is
The cost of levelling and turfing a square field at Rs. 160 per hectare is 2624.40. The cost of surrounding it with a railing costing 25 paise per meter is
A landowner increased the length and breadth of a rectangular plot by 10% and 20% respectively.
The percentage change tn the cost of plot is :
Ram spends 20% of his monthly income on his household expenditure, 15% of the rest on books. 30% of rest on clothes and saves the rest. On counting, he comes to know he has finally saved Rs. 9,520. Find out his monthly income?