If 20% of the goods are sold at 50% profit, 40% of the goods at 20% loss, 20% of the goods at 5% loss and the remaining at no loss or no profit, then ...

In a fraction, if 2 is subtracted from the numerator as well as the denominator, then the new fraction becomes 3/4 while if 4 is added to both the num...

The reduction of 15% in the price of salt enables a person to buy 2 kg more for Rs. 272. The reduced price of salt per kg (in Rs.) is : (a) 22.16 (b...

The present ages of father and son is in the ratio of 7:2. After 6 years their ratio becomes 11:4. What is the difference in the present ages of fathe...

Vipul and Manish invested the sum of Rs.15000 and Rs.20000 at the rate of 20 percent p.a. and 30 percent p.a. respectively on compound interest (compo...

A man borrowed Rs.50,000 from a bank at 10% per annum, compounded annually. At the end of every year, he pays Rs.15,000 as part payment of the loan an...

The ratio of income of A and B last year was 4 : 3, respectively. The ratios of their individual incomes of the last year and the present year are 3: ...

Ashok and Anil undertake to do a piece of work for Rs. 4,500. Ashok alone could do the work in the 8 days and Anil in 12 days. With the assistance of ...

As shown in the figure ∆ABC is a right angled triangle and D is a point on AC such that ∠BDA = 120°. If BD = DC = 6 units, then what is the in-radius...

Find the number of diagonals of a regular polygon, sum of whose interior angels is 2700° (a) 121 (b) 119 (c) 127 (d) 117

If one of the interior angles of a regular polygon is 15/16 times of one of the interior angles of a regular decagon, then find the number of diagonal...

A gardener planted 1936 saplings in a garden such that there were as many rows of saplings as the columns. The number of rows planted is: (a) 46 ...