# CBSE Class 11 Commerce Mathematics Free Doubts and Solutions

### CBSE - XI Commerce - Mathematics

## The difference in compound interest and simple interest on a sum for 2 years at 10% p.a. when compound interest is computed annually is 16. Find the difference in the difference in compound interest and simple interest if compound interest is computed half yearly.

**mk958311**20th September 2019, 7:12 AM

### CBSE - XI Commerce - Mathematics

## A;b and C entered into a partnership with a capital of ₹ 700000 ; 800000 and ₹ 1400000 respectivly. The business yield a profit of 700000 in a year. If an amount of ₹ 10000 per month is paid toward the rent of the business premiss out of the profit; find the share ofA in the profit; if the share the profits in a ratio of thair capital

**Dewanganrameswar**19th September 2019, 7:39 AM

### CBSE - XI Commerce - Mathematics

## The population of a town increases annually by 25%. If the present population is one crore then what is the difference between the population 3 years ago and 2 years ago?

**mk958311**19th September 2019, 6:44 AM

### CBSE - XI Commerce - Mathematics

## sinx + sin3x/cosx -con3x = cotx

**sanjeevnayan3**23rd June 2019, 12:55 PM

### CBSE - XI Commerce - Mathematics

## Which region is given by following equations and inequations? Also indicate on complex plane. 1) arg(z-1-i)=π/4 2)|z+i| >=|z+2|

**vardhanishita9500**22nd June 2019, 4:17 AM

### CBSE - XI Commerce - Mathematics

## Pls solve this question and send answer as early

**akshitbaliyan07**15th June 2019, 3:19 PM

### CBSE - XI Commerce - Mathematics

## If a man is walking arround an equilateral triangle of side 4 m and while walking he always walk 1 m away from edge what is the distance he walked

**Bharadwajharshita121**11th June 2019, 10:36 AM

### CBSE - XI Commerce - Mathematics

## If z1,z2, z3, z4 are complex numbers , show that they are vertices of a paralleogram in the Argand diagram if and only if z1+z3= z2 +z4.

**vardhanishita9500**10th June 2019, 6:23 PM

### CBSE - XI Commerce - Mathematics

## cos7x + cos5x/ sin7x- sin 5x =cotx

**sanjeevnayan3**1st June 2019, 8:58 AM