Mathematics, 23.07.2019 11:00 skgoldsmith
There is a happy family consisting of 2 parents and kids. the average age of the family is 20. but if we exclude one parent whose age is 40, the average age of the family drops to 15. find the number of kids in the family.
Answers: 2
Mathematics, 20.06.2019 18:04
John can eat 10 cookies in 1/2 hr how many cookies can he eat in 45 minutes make a proportion and solve
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Mathematics, 21.06.2019 14:50
Do 12/14 and 8/10 have the same value? explain your answer.
Answers: 1
Mathematics, 21.06.2019 22:30
Aright triangle has an area of 21 m2. the dimensions of the triangle are increased by a scale factor of 4. what is the area of the new triangle
Answers: 3
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