What value could be added to 2/15 to make the sun greater than 1/2?
A. 1/15
B. 8/30
C. 5/15
D. 8/15
3 answers
Sum*
well, 2/15 = 4/30
and 1/2 = 15/30
so, whaddaya think?
and 1/2 = 15/30
so, whaddaya think?
2/15 + n > 1/2.
n > 1/2 - 2/15,
n > 15/30 - 4/30,
n > 11/30.
Add any number greater than 11/30.
5/15 = 10/30(too small).
n > 1/2 - 2/15,
n > 15/30 - 4/30,
n > 11/30.
Add any number greater than 11/30.
5/15 = 10/30(too small).