NCERT Exemplar Solutions Class 6 - Mathematics - Unit 8: Ratio & Proportion - Problems and Solutions
Question 59
Question. 59
An office opens at 9 a.m. and closes at 5.30 p.m. with a lunch break of 30 minutes. What is the ratio of lunch break to the total period in the office?
Answer:
1 : 17
Detailed Answer with Explanation:
Total time = 8.5 hours = 510 minutes. Ratio = 30 : 510 = 1 : 17.