A) 108 cm
B) 90 cm
C) 144 cm
D) 112 cm
Correct Answer: A
Solution :
Sol. [a] Present height of tree = 75cm Height of tree after one year \[=\,75\,+75\,\times \,\frac{1}{5}\] = 75 + 15 = 90cm Height of tree after two years \[=\,90\,+\,90\,\times \,\frac{1}{5}\] = 90 + 18 = 108 cmYou need to login to perform this action.
You will be redirected in
3 sec