Answer:
A
Step-by-step explanation:
30 minutes = half an hour
Carly:
450/2 = 225
620/2= 310
225 + 310 = 535
Carly burned 535 calories total
Sarah:
560/2 = 280
510/2 = 225
280 + 225 = 505
Sarah burned 505 calories total
Carly burned more calories than Sarah
It is B. Since each angle is 60 degrees, if you rotate B counterclockwise 6 times, it means that you rotated B 360 degrees. Therefore, the image of B would be B.
Answer:
All in all, Jonathan's piggy bank contains 100 coins. Among these coins, only 50 are one-dollar coins. Therefore, the theoretical probability of picking one-dollar coin from the piggy bank is equal to 50/100 or 1/2.
Similarly, from the experiment, 20 coins were picked and among these there are 12 one-dollar coins. The answer to the second question is therefore 12/20 or 3/5.
Step-by-step explanation:
