I will mark you as most Brillance if you help me get this right!

3*10^3

Step-by-step explanation:

If you multiply the numbers and divide you’l get 3000

which 3*10^3 is

hope i helped :)

answ9x x 3=

step-by-step explanation:

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.