Answer:
Step-by-step explanation:
The minute hand of a clock overtakes the hour hand at intervalsof M minutes of correct time. The clock gains or loses in a day by=(720/11−M)(60×24/M) minutes.
Here M = 64. The clock gains or losses in a day by
=(720/11−M)(60×24/M)=(720/11−64)(60×24/64)
=16/11(60×3/8)=2/11(60×3)=360/11=32(8/11) minutes.
D................ .......
Answer:40
21+8=29
29+11=40
60
−4−8+j
=−4+−8+j
Combine Like Terms:
=(j)+(−4+−8)
=j+−12
=j−12
