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Answer:
10
4
5
60
35
60
Step-by-step explanation:
1) sum of 10 and 4= 14
five times of 14= 14×5= 70
70÷7=10
2) difference of 21 and 15=6
two times of 6= 12
12÷3=4
3) sum of 18 and 12= 30
their difference= 18-12= 6
30÷6=5
4) sum of 15 and 5= 20
difference of 8 and 5= 3
20×3=60
5) play in one day= 2+3=5
Play in a week=5×7=35
6) no of hours Jacob works in one month=
8×30=240
no of hour John works in one month=6×30=180
their difference= 240-180= 60
john works 60 hours less then Jacob
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