Mathematics, 06.05.2021 18:00 jade611135
Two years ago, a father was five times as old as his son. Two years later,
his age will be 8 more than three times the age of the son. Find the present
ages of father and son.
Answers: 2
Mathematics, 21.06.2019 18:40
Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.
Answers: 3
Mathematics, 21.06.2019 23:00
According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)
Answers: 1
Mathematics, 22.06.2019 03:00
The curved part of the figure is the semicircle what is the best approximation for the area of this figure
Answers: 3
Two years ago, a father was five times as old as his son. Two years later,
his age will be 8 more...
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