Question

X is 4 times more efficient as y, then the number of days
taken by X and Y are in the ratio :
(a) 8:1
(b):1:5
(c) 6:8
(d) 5:1​

Answer 1

Answer:

8:1

Step-by-step explanation:

8:1 is the answer because the 4 time of X is 8