Answer:
D
Step-by-step explanation:
EVerytime you do exponents its positive
T=100(1.5^t)
Where T is number of trout and t is time in years applied as an exponent to the 1.5 factor
............ ........... .
To do this task the best way is always add both "sides" of ratio and divide whole group by this sum.sum=4+7=1133:11=3Now we know how much is 1 and we can multiply by 4 and by 7 to find the answer.3*4=12 - first group3*7=21 - second group
Your result is ok.