D because 6.2=100
6.2×1.4=8.68
so 100×1.4=140
140-100=40
so it's 40%
Answer:
X=8 hope I am right<3
Step-by-step explanation:
Answer:
Answer:
50.2
Step-by-step explanation:

Answer:
a) 100 metres
b) 10 metres
Step-by-step explanation:
Given: the approximate height, h, in meters, travelled by golf balls hit with two different clubs over a horizontal distance of d meters is given by the functions: 
To find: distances when the ball is at the same height when either of the clubs are used. Also, to find this height
Solution:
(a)

(b)
Put d = 100 in 
