Supercaff cola conducted a survey to gauge the effectiveness of their advertising. the researchers estimated from the survey that between 27% and 37% of the target population remember the ads. what was the margin of error for this research?

+5%
+10%
+32%
it is not possible to determine

(1) 3 to 11

Step-by-step explanation:

Ratio of pennies to nickels is 8 to 3.

Pennies : nickels = 8 : 3

Pennies = 8

Nickels = 3

Total coins = pennies + nickels

= 8 + 3

= 11

Which of the following is the ratio of nickels to the number of all the coins?

Nickels : Total coins = 3 : 11

Or

= 3 / 11

Or

3 to 11

The correct answer is (1) 3 to 11