Dan made $357 for 17 hours of work. at the same rate, how much would he make for 12 hours of work?

They will make $252

Step-by-step explanation:

We can use proportions to solve this problem.  Put the money over the hours.

$357           x dollars

 =

17 hours      12 hours

Using cross products

357*12 = 17x

Divide each side by 17

357*12/17 = 17x/17

252 =x

He would make $252 for 12 hours of work.

Step-by-step explanation:

In order to solve this problem, you'd first find out how much Dan is make per hour by dividing 357 and 17. After dividing, your final answer should 21. You then multiply 21 by 12 to get a total of 252. Hope this helps! :)

a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign

a. 12.5 kg

step-by-step explanation:

f = ma

so

m = f/a = (2500 n)/(200 m/s²) = 12.5 kg

1 n = 1 kg·m/s²