- CBSE×

# CBSE Free Doubts and Solutions

### CBSE - X - Mathematics

## 2sin4ø=1/2 find the value of Ø

**prakashdiu73**17th October 2021, 4:37 PM

### CBSE - VI - Mathematics

## which of the following shapes has 2

**sarika_bhusari**17th October 2021, 2:36 PM

### CBSE - VI - Science

## The world of living test

**yadavhariprasad1982**17th October 2021, 12:36 PM

### CBSE - VIII - Mathematics

## two taps can fill a water tank in 10 hours and 15 hours respectively third tap can empty the water tank in 8 hour in how much time will the tank be full if the third tape is opened 4 hrs after two taps were opened .

**kritikarautela16.8cpsb**17th October 2021, 10:03 AM

### CBSE - XI Science - Mathematics - Sequences and Series

## Reduce the matrix A(given below) to normal form and hence find its rank.

**rahulksinha200**16th October 2021, 2:08 PM

### CBSE - VI - Mathematics

## what are the 2D and 3D shapes in window, blackboard,biscuit,oval mirror

**agarwalanvi3**16th October 2021, 1:10 PM

### CBSE - XII Commerce - Economics

## what is usually poor and always poor and chronic poor???

**rabiyabasri278**15th October 2021, 6:06 PM