The second condition tells you that

is half the size of

, so

, which could be rewritten in several ways. In standard form, that would be

.
here is what I think since 2 multiplied by 15 equals 30 you at 35 more to that 30 and you get the answer 60. Is that how it is supposed to go?
Answer:
option 4
Step-by-step explanation:
5,309 divided by 43 is equal to 123.4651162790698
4)
the arrow touches the ground when the heigth is 0
so we need to replace h=0 and solve for t

<em>the arrow tuches the ground at 3.4 seconds</em>
5)

replacing

<em>solve for m</em>

<em>the mass is 13.50Kg</em>
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