Convert 5.4•10^3 to standard form

5400

Step-by-step explanation:

The ten is being raised to the 3rd power so you move the decimal 3 times.

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.

make sure you have version 2.50

try looking in the very back of the book : )

step-by-step explanation:

you can download it here