7th Class
Mathematics
Sample Paper
Maths Olympiad Model Test Paper-17
question_answer
The product of given 11 fractions is: \[\left( 1-\frac{1}{18} \right)\left( 1-\frac{1}{19} \right)\left( 1-\frac{1}{20} \right)\left( 1-\frac{1}{21} \right).......\left( 1-\frac{1}{28} \right)\]