Q.201101: a : b = 3 : 4 এবং b : c = 8 : 9 হলে a : c = ? |
a : b = 3 : 4 এবং b : c = 8 : 9 হলে a : c = ? - - Maths in Bengali, ratio & proportion question answers in Bengali pdf questions in Bengali, Know About Maths online test Maths notes in Bengali quiz book