Adiscount store takes 50% off of the retail price of a desk. for the store's holiday sale, it takes an additional 20% off of all furniture. the desk's retail price was $320. how much is the desk on sale for during the holiday sale?  

store gives 50% and additional 20 % offer on furniture

50 % is for desk and additional 20% is for furniture we know dest belongs to furniture category.

so total discount is 70 %

we know that cost price of desk $320 dollar

so after the discount value cost will be =

we will have discount of 224 from 320

so sale price will be =320 -224=$96.

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

copy and paste, put it in google

$15 each

step-by-step explanation:

$45/3 children= $15 each