A girl takes 45 minutes to study 1 lesson. then how many hours it would take to read 6 lessons??
Answers
Answered by
0
Answer:4 1/2 hours
Step-by-step explanation:
1 lesson- 45 min
6 lessons- ?
=6 x 45
1
=270
6
= 4 1/2hours
Answered by
0
let the girl take time to study 6 lessons
be x min
given that,
1 lesson = 45min. ....1
6 lessons = x min. .....2
x = 45 × 6 (cross multiplying 1 and 2)
x = 270 min
= 270/60 hr
= 9/2
= 4 and 1/2 hrs
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