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1) Speed = 12mph =12 mi/1 h =12 mi/ 60 min = 1/5 mi/ min
1 h= 60 min
t =20 min
Distance=speed*time =1/5 *20 (mi/min *min)= 4 mi
2) If he would bike for 15 min
Distance=speed*time
speed = distance/time = 4mi/15 min =4 mi :(1/4 h)=4*4= 16 mi/h
15 min =1/4 h
Answer:
$1.04
Step-by-step explanation:
8% of 13 is 1.04
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