Answer:
92.31 km
Step-by-step explanation:
Combined speed = 50+80
= 130 km/hour
Time = 100/130 = 10/13 hours to collide
Speed × time = distance
distance = 10/13 × 120
= 92.30769231 km
Answer:
a or b but i think a
Step-by-step explanation:
Answer:
QR = 86
Step-by-step explanation:
<em>Trust.</em>
Answer:
400
Step-by-step explanation:
The assumption behind mark-recapture methods is that the proportion of marked individuals recaptured in the second sample represents the proportion of marked individuals in the population as a whole. In algebraic terms, This method is called the Lincoln-Peterson Index of population size.
IV : 17 > 2 or 6 < 9......these are true....17 is greater then 2 and 6 is less then 9