1/8 of a number is -4200. what is the number: -33,600 -37 800 -42,000 -42,800

-33,600

Step-by-step explanation:

you already know that -4200 is 1/8 of the number so all you have to do is multiply -4200 by 8 and that gives -33,600.

she played for 18.75 hours.

step-by-step explanation:

if she played 2/4 of a hour on tuesday. and there is 60 minutes in an hour and 60 divided by 4 is 7.5. and she played 2/4 of an hour on thursday then again 60 divided by 4 is 7.5, you add 7.5+7.5=56.25. now you have to do 1/4 of an hour, it equals 3.75. now you have to add them all up. 3.75+7.5+7.5=18.75

i hope this and i hope you get it right. it took me a while to get this done for you. : )

b

step-by-step explanation: