In a day the ratio of being awake to asleep is 4:2. How long do you sleep for?
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In a day the ratio of being awake to asleep is 4:2. How long do you sleep for?
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He sleep for 60 minutes or 1 hour
Verified answer
Answer:
Shayad haa
Step-by-step explanation:
khushi na mera luck le liya mujhse
Here h
1
= 2 cm, u = -16 cm, h
2
= -3 cm (Since image is real and inverted.)
∵m=
h
1
h
2
=−
u
v
∴v=
h
1
−h
2
u=
2
3
×(−16)=−24cm
f
1
=
v
1
+
u
1
=−
24
1
−
16
1
=
48
−2−3
=
48
−5
;f=
5
−48
=−9.6cm