What is 1 over 2 multiplied by negative 1 over 4 ?

(1/2)= .5

.5 x -1 = -.5

-.5/4 = -.125

OR

-(1/2)/4= -1/8

i do not know this sorry : (

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.