Question

Q9. A student decided to solve his entire maths book. He estimated that he could solve 7 questions in 1 hour. How much time will the student take to solve whole book, if the book contains 735 questions ?​

Answer 1

Answer:

one question=7/1=7

Step-by-step explanation:

total time = 7*735

Answer 2

Answer:

105 hours

Step-by-step explanation:

No. of questions that can be solved in an hour = 7

Total no. of questions in whole book = 735

No. of hours needed to solve all

the problems = 735/7 = 105 hours