An ice sculpture is melting from the heat. Assuming its height changes by negative 5 over 32 meters every hour, what will be the change in height after 4 hours?
negative 20 over 8 meters
5 over 8 meters
negative 5 over 32 meters
negative 5 over 8 meters

Question

An ice sculpture is melting from the heat. Assuming its height changes by negative 5 over 32 meters every hour, what will be the change in height after 4 hours?
negative 20 over 8 meters
5 over 8 meters
negative 5 over 32 meters
negative 5 over 8 meters

jhannybean · Answer

$$\large \sf -\frac{\dfrac{5}{32} ~m}{1~ hr}= \frac{x~m}{4~hr}$$ cross multiply to find x meters

anonymous · Answer

Thanks! can you help me with this question

anonymous · Answer

Why is 3 + (−5) equal to −2?
Because it is 5 units to the left of 0 on a horizontal number line
Because it is 5 units to the right of 3 on a horizontal number line
Because it is 5 units to the left of 3 on a horizontal number line
Because it is 5 units to the right of 0 on a horizontal number line

jhannybean · Answer

|dw:1442090029891:dw|

jhannybean · Answer

I don't even know why that's a question, it seems ridicuous to me.

jhannybean · Answer

I'd just go with A.

jhannybean · Answer

Thought I could explain it but it's weird.