principal $400
Rate 5%
Time 1 year

$10
$20
$40
$200

Question

principal $400
Rate 5%
Time 1 year

$10
$20
$40
$200

fluttershyk · Answer

PLEASE HELP ME ANYBODY

fluttershyk · Answer

I THINK B btw

alones · Answer

Im not sure but maybe search this

alones · Answer

https://www.google.com/search?q=principal+%24400+Rate+5%25&ie=utf-8&oe=utf-8

nnesha · Answer

you have to use simple interest  formula 
$$\large\rm  I= P \cdot r \cdot t$$
P=principal
r= rate per year( you need in decimal form, so first divide rate by 100)
t= time 
plugin the values that's it :)

fluttershyk · Answer

@Nnesha I know that I mean am I right that its B

nnesha · Answer

looks good to me.
next time post the work so then users like me will not waste your time to explain things that you r already familiar with.

fluttershyk · Answer

@Nnesha right I know that was my mistake sorry I have a few more if you want to look at them

nnesha · Answer

its okay and ye sure

fluttershyk · Answer

@Nnesha ok ty 

2. Principal rate 
Rate 9%
time 1/2 year 

$9
$18
$36
$45 

I think its C or B

nnesha · Answer

work ? pls