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The ratio of Sally’s CDs to Ray’s CDs is 2: 7. Ray has 49 CDs. If Ray gives Sally 21 CDs, what will be the new ratio of Sally’s CDs to Ray’s?
answered
Mar 25, 2018
Mathematics
college
3
votes
214k
views
Find the contrapositive of the following statement: "If jack plays baseball, then jack participates in sports"
answered
Apr 11, 2017
Mathematics
high-school
4
votes
105k
views
Martha was leaning out of the window on the second floor of her house and speaking to Steve. Suddenly, her glasses slipped from her nose. The glasses hit the ground in 2.2 seconds. Neglecting the effects
answered
Mar 9, 2017
Physics
high-school
7
votes
138k
views
Which of these is NOT a Pythagorean triple? A) 3, 4, 5 B) 6, 8, 10 C) 5, 12, 13 D) 8, 40, 41
answered
Mar 5, 2017
Mathematics
middle-school
2
votes
71.3k
views
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