Answer:
78 cm should be the correct answer
Step-by-step explanation:
Let, snake catches the mouse in t hours. Till then mouse is travelling from
( t + 1.5 ) hours.
Distance, travelled by mouse in t hours is,
.
To catch the mouse snake had to travel the same distance d in t hours.
So,

Therefore, snake will catch mouse in 1.5 hours.
Answer:
He subtracted incorrectly
Step-by-step explanation:
You multiply 42.75 x 4 and get 171. Then you add 171+52.45=223.45 and then you subtract 223.45-18=205.45 and then you multiply 223.45 x .3333 = 68.3265 or 68.33 (rounded)
85/95 is equal to 0.8947
64/76 is equal to 0.842
Therefore, 85/95 is greater