While riding her bike, susan burns 450 calories every ½ hour. based on this

rate, how many calories will susan burn if she rides the bike for 1¾?

1575 calories

Step-by-step explanation:

Every an hour while riding her bike, Susan burns 450 calories.  

If the rate remains constant then within one hour riding her bike Susan will burn ( 450 × 2 ) = 900 calories.  

Now, it is asked to calculate the number of calories that Susan burns in hours bike riding.

Here, hours

Therefore, in hours she will burn calories. (Answer)

i'm pretty sure it's 477,585,296, but perhaps my math is incorrect.

dont understand

step-by-step explanation: